forked from KolibriOS/kolibrios
sdk: 1)update
2)freetype sample git-svn-id: svn://kolibrios.org@5024 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
Sergey Semyonov (Serge)
parent
c0acbd793f
commit
d370c3c94f
@ -3,45 +3,10 @@
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#include <string.h>
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#include <sys/time.h>
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#define EGL_EGLEXT_PROTOTYPES
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#define GL_GLEXT_PROTOTYPES
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#include "EGL/egl.h"
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#include "EGL/eglext.h"
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#include "GL/gl.h"
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#include <render.h>
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#include "gbm.h"
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#include <i915_drm.h>
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#include <kos32sys.h>
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#include <pixlib2.h>
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enum px_buffer
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{
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PX_FRONT = 0,
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PX_BACK = 1
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};
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struct render
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{
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EGLDisplay dpy;
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EGLContext context;
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GLuint framebuffer;
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EGLImageKHR front, back, screen;
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GLuint tx_buffers[2];
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GLuint tx_screen;
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int back_buffer;
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GLuint blit_prog;
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GLint sampler;
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float vertices[8], texcoords[8];
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};
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EGLImageKHR px_create_image(EGLDisplay display, EGLContext context,
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int width, int height, int stride, int name);
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GLuint create_framebuffer(int width, int height, GLuint *tex);
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GLint create_shader(GLenum type, const char *source);
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struct render* create_render(EGLDisplay dpy, EGLSurface surface);
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void blit_texture(struct render *render, GLuint tex, int x, int y, int w, int h);
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void render_swap_buffers(struct render *render, int x, int y, int w, int h);
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int main()
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{
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@ -59,6 +24,10 @@ int main()
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EGLint config_attribs[32];
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EGLint num_configs, i;
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int width = 400;
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int height = 300;
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int skinh;
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int run =1;
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int fd;
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@ -69,8 +38,6 @@ int main()
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return 1;
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};
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init_pixlib(HW_BIT_BLIT);
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dpy = eglGetDisplay((EGLNativeDisplayType)gbm);
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if (!eglInitialize(dpy, &major, &minor))
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@ -106,10 +73,13 @@ int main()
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if (!context)
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printf("failed to create context");
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gs = gbm_surface_create(gbm, 400, 300, GBM_BO_FORMAT_ARGB8888, GBM_BO_USE_RENDERING);
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gs = gbm_surface_create(gbm, width, height, GBM_BO_FORMAT_ARGB8888, GBM_BO_USE_RENDERING);
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skinh = get_skin_height();
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BeginDraw();
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DrawWindow(20, 20, 400+9, 300+24, "gl-render", 0x000000, 0x74);
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DrawWindow(20, 20, width+TYPE_3_BORDER_WIDTH*2,
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height+TYPE_3_BORDER_WIDTH+skinh, "gl-render", 0x000000, 0x74);
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EndDraw();
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surface = eglCreateWindowSurface(dpy,config, (EGLNativeWindowType)gs, NULL);
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@ -120,14 +90,13 @@ int main()
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printf("failed to make window current");
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glMatrixMode(GL_PROJECTION);
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glLoadIdentity();
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glOrtho(-1.0, 1.0, -1.0, 1.0, -0.5, 1000.0);
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glMatrixMode(GL_MODELVIEW);
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glLoadIdentity();
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glViewport(0, 0, 400, 300);
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glViewport(0, 0, width, height);
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glClearColor( 0, 0, 0, 1);
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@ -147,16 +116,39 @@ int main()
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glFlush();
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asm volatile ("int3");
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// asm volatile ("int3");
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render = create_render(dpy, surface);
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glViewport(0, 0, 1024, 768);
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glMatrixMode(GL_PROJECTION);
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glLoadIdentity();
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glMatrixMode(GL_MODELVIEW);
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glLoadIdentity();
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render = create_render(dpy, surface, TYPE_3_BORDER_WIDTH, skinh);
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render_blit(render, PX_BACK);
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while (run)
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{
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oskey_t key;
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int ev;
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ev = get_os_event();
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switch(ev)
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{
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case 1:
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BeginDraw();
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DrawWindow(0,0,0,0,NULL,0,0x74);
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EndDraw();
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render_blit(render, PX_BACK);
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break;
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case 2:
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key = get_key();
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if (key.code == 27)
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run = 0;
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break;
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case 3:
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if(get_os_button()==1)
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run = 0;
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break;
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};
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}
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render_swap_buffers(render, 20, 20, 400, 300);
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glFinish();
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eglMakeCurrent(dpy, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT);
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@ -165,426 +157,9 @@ int main()
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eglDestroyContext(dpy, context);
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eglTerminate(dpy);
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while(1)
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{
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delay(1);
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}
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return 0;
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}
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int drmIoctl(int fd, unsigned long request, void *arg)
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{
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ioctl_t io;
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io.handle = fd;
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io.io_code = request;
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io.input = arg;
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io.inp_size = 64;
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io.output = NULL;
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io.out_size = 0;
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return call_service(&io);
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}
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EGLImageKHR px_create_image(EGLDisplay display, EGLContext context,
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int width, int height, int stride, int name)
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{
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EGLImageKHR image;
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EGLint attribs[] = {
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EGL_WIDTH, 0,
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EGL_HEIGHT, 0,
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EGL_DRM_BUFFER_STRIDE_MESA, 0,
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EGL_DRM_BUFFER_FORMAT_MESA,
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EGL_DRM_BUFFER_FORMAT_ARGB32_MESA,
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EGL_DRM_BUFFER_USE_MESA,
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EGL_DRM_BUFFER_USE_SHARE_MESA |
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EGL_DRM_BUFFER_USE_SCANOUT_MESA,
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EGL_NONE
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};
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attribs[1] = width;
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attribs[3] = height;
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attribs[5] = stride/4;
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printf("%s w:%d :%d pitch:%d handle %d\n", __FUNCTION__,
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width, height, stride, name);
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image = eglCreateImageKHR(display, context, EGL_DRM_BUFFER_MESA,
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(void *) (uintptr_t)name, attribs);
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return image;
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}
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GLint create_shader(GLenum type, const char *source)
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{
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GLint ok;
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GLint shader;
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shader = glCreateShader(type);
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if(shader == 0)
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goto err;
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glShaderSource(shader, 1, (const GLchar **) &source, NULL);
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glCompileShader(shader);
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glGetShaderiv(shader, GL_COMPILE_STATUS, &ok);
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if (!ok) {
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GLchar *info;
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GLint size;
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glGetShaderiv(shader, GL_INFO_LOG_LENGTH, &size);
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info = malloc(size);
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glGetShaderInfoLog(shader, size, NULL, info);
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printf("Failed to compile %s: %s\n",
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type == GL_FRAGMENT_SHADER ? "FS" : "VS",info);
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printf("Program source:\n%s", source);
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printf("GLSL compile failure\n");
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free(info);
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glDeleteProgram(shader);
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shader = 0;
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}
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err:
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return shader;
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}
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struct render* create_render(EGLDisplay dpy, EGLSurface surface)
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{
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const char *vs_src =
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"attribute vec4 v_position;\n"
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"attribute vec4 v_texcoord0;\n"
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"varying vec2 source_texture;\n"
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"void main()\n"
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"{\n"
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" gl_Position = v_position;\n"
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" source_texture = v_texcoord0.xy;\n"
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"}\n";
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const char *fs_src =
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// "precision mediump float;\n"
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"varying vec2 source_texture;\n"
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"uniform sampler2D sampler;\n"
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"void main()\n"
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"{\n"
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" vec3 cg = texture2D(sampler, source_texture).rgb;\n"
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" gl_FragColor = vec4(cg.r,cg.g,cg.b,1.0);\n"
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"}\n";
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EGLint config_attribs[14];
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EGLConfig config;
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EGLint num_configs;
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EGLContext context;
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struct drm_i915_fb_info fb;
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GLint vs_shader, fs_shader;
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GLenum status;
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GLint ret;
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int fd;
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struct render *render;
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fd = get_service("DISPLAY");
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memset(&fb, 0, sizeof(fb));
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ret = drmIoctl(fd, SRV_FBINFO, &fb);
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if( ret != 0 )
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{ printf("failed to get framebuffer info\n");
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goto err;
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};
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render = (struct render*)malloc(sizeof(struct render));
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if(render == NULL)
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goto err;
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render->dpy = dpy;
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render->front = eglGetBufferImage(dpy, surface, EGL_DRM_BUFFER_FRONT);
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if(render->front == EGL_NO_IMAGE_KHR)
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goto err1;
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render->back = eglGetBufferImage(dpy, surface, EGL_DRM_BUFFER_BACK);
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if( render->back == EGL_NO_IMAGE_KHR)
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goto err2;
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glGenTextures(2, render->tx_buffers);
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if(glGetError() != GL_NO_ERROR)
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goto err3;
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glBindTexture(GL_TEXTURE_2D, render->tx_buffers[EGL_DRM_BUFFER_FRONT]);
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if(glGetError() != GL_NO_ERROR)
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goto err4;
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glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MIN_FILTER,GL_NEAREST);
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glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MAG_FILTER,GL_NEAREST);
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glEGLImageTargetTexture2DOES(GL_TEXTURE_2D,render->front);
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if(glGetError() != GL_NO_ERROR)
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goto err4;
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glBindTexture(GL_TEXTURE_2D, render->tx_buffers[EGL_DRM_BUFFER_BACK]);
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if(glGetError() != GL_NO_ERROR)
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goto err4;
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glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MIN_FILTER,GL_NEAREST);
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glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MAG_FILTER,GL_NEAREST);
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glEGLImageTargetTexture2DOES(GL_TEXTURE_2D,render->back);
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if(glGetError() != GL_NO_ERROR)
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goto err4;
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glBindTexture(GL_TEXTURE_2D, 0);
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render->back_buffer = EGL_DRM_BUFFER_BACK;
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context = eglGetCurrentContext();
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config_attribs[0] = EGL_RED_SIZE;
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config_attribs[1] = 1;
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config_attribs[2] = EGL_GREEN_SIZE;
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config_attribs[3] = 1;
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config_attribs[4] = EGL_BLUE_SIZE;
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config_attribs[5] = 1;
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config_attribs[6] = EGL_DEPTH_SIZE;
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config_attribs[7] = 1;
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config_attribs[8] = EGL_SURFACE_TYPE;
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config_attribs[9] = EGL_WINDOW_BIT;
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config_attribs[10] = EGL_RENDERABLE_TYPE;
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config_attribs[11] = EGL_OPENGL_BIT;
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config_attribs[12] = EGL_NONE;
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if (!eglChooseConfig(dpy,config_attribs, &config, 1, &num_configs) || !num_configs)
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{
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printf("failed to choose a config");
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goto err4;
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}
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render->context = eglCreateContext(dpy, config, EGL_NO_CONTEXT, NULL);
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if (!context)
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{
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printf("failed to create context");
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goto err4;
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};
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if (!eglMakeCurrent(dpy, EGL_NO_SURFACE, EGL_NO_SURFACE, render->context))
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{
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printf("failed to make window current");
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goto err5;
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};
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render->screen = px_create_image(dpy,context,fb.width,fb.height,
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fb.pitch,fb.name);
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if(render->screen == EGL_NO_IMAGE_KHR)
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goto err6;
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glGenTextures(1, &render->tx_screen);
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if(glGetError() != GL_NO_ERROR)
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goto err6;
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glBindTexture(GL_TEXTURE_2D, render->tx_screen);
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if(glGetError() != GL_NO_ERROR)
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goto err7;
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glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MIN_FILTER,GL_NEAREST);
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glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MAG_FILTER,GL_NEAREST);
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glEGLImageTargetTexture2DOES(GL_TEXTURE_2D,render->screen);
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if(glGetError() != GL_NO_ERROR)
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goto err7;
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glBindTexture(GL_TEXTURE_2D, 0);
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glGenFramebuffers(1, &render->framebuffer);
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if(glGetError() != GL_NO_ERROR)
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goto err8;
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glBindFramebuffer(GL_FRAMEBUFFER, render->framebuffer);
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if(glGetError() != GL_NO_ERROR)
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goto err9;
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glFramebufferTexture2D(GL_FRAMEBUFFER,GL_COLOR_ATTACHMENT0,
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GL_TEXTURE_2D, render->tx_screen,0);
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status = glCheckFramebufferStatus(GL_FRAMEBUFFER);
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if (status != GL_FRAMEBUFFER_COMPLETE)
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{
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const char *str;
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switch (status)
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{
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case GL_FRAMEBUFFER_INCOMPLETE_ATTACHMENT:
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str = "incomplete attachment";
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break;
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case GL_FRAMEBUFFER_INCOMPLETE_MISSING_ATTACHMENT:
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str = "incomplete/missing attachment";
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break;
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case GL_FRAMEBUFFER_INCOMPLETE_DRAW_BUFFER:
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str = "incomplete draw buffer";
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break;
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case GL_FRAMEBUFFER_INCOMPLETE_READ_BUFFER:
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str = "incomplete read buffer";
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break;
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case GL_FRAMEBUFFER_UNSUPPORTED:
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str = "unsupported";
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break;
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case GL_FRAMEBUFFER_INCOMPLETE_MULTISAMPLE:
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str = "incomplete multiple";
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break;
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default:
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str = "unknown error";
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break;
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}
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printf("destination is framebuffer incomplete: %s [%#x]\n", str, status);
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goto err9;
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}
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render->blit_prog = glCreateProgram();
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if(render->blit_prog == 0)
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goto err9;
|
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|
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vs_shader = create_shader(GL_VERTEX_SHADER,vs_src);
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if(vs_shader == 0)
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goto err10;
|
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|
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fs_shader = create_shader(GL_FRAGMENT_SHADER, fs_src);
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if(fs_shader == 0)
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goto err11;
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glAttachShader(render->blit_prog, vs_shader);
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glAttachShader(render->blit_prog, fs_shader);
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glBindAttribLocation(render->blit_prog, 0, "v_position");
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glBindAttribLocation(render->blit_prog, 1, "v_texcoord0");
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glLinkProgram(render->blit_prog);
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|
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glGetProgramiv(render->blit_prog, GL_LINK_STATUS, &ret);
|
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if (!ret)
|
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{
|
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GLchar *info;
|
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GLint size;
|
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|
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glGetProgramiv(render->blit_prog, GL_INFO_LOG_LENGTH, &size);
|
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info = malloc(size);
|
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|
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glGetProgramInfoLog(render->blit_prog, size, NULL, info);
|
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printf("Failed to link: %s\n", info);
|
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printf("GLSL link failure\n");
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free(info);
|
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}
|
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|
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render->sampler = glGetUniformLocation(render->blit_prog,"sampler");
|
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|
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eglMakeCurrent(dpy, surface, surface, context);
|
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|
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return render;
|
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|
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err11:
|
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glDeleteShader(vs_shader);
|
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err10:
|
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glDeleteProgram(render->blit_prog);
|
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err9:
|
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glDeleteFramebuffers(1, &render->framebuffer);
|
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err8:
|
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eglDestroyImageKHR(dpy, render->screen);
|
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err7:
|
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glDeleteTextures(1, &render->tx_screen);
|
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err6:
|
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eglMakeCurrent(dpy, surface, surface, context);
|
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err5:
|
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eglDestroyContext(dpy, render->context);
|
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err4:
|
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glDeleteTextures(2, render->tx_buffers);
|
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err3:
|
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eglDestroyImageKHR(dpy, render->back);
|
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err2:
|
||||
eglDestroyImageKHR(dpy, render->front);
|
||||
err1:
|
||||
free(render);
|
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err:
|
||||
return NULL;
|
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};
|
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|
||||
void render_swap_buffers(struct render *render, int x, int y, int w, int h)
|
||||
{
|
||||
EGLContext context;
|
||||
EGLSurface draw, read;
|
||||
|
||||
float dst_xscale, dst_yscale;
|
||||
float *vertices = render->vertices;
|
||||
float *texcoords = render->texcoords;
|
||||
int r, b;
|
||||
|
||||
if(render == NULL)
|
||||
return;
|
||||
|
||||
context = eglGetCurrentContext();
|
||||
draw = eglGetCurrentSurface(EGL_DRAW);
|
||||
read = eglGetCurrentSurface(EGL_READ);
|
||||
|
||||
eglSwapBuffers(render->dpy,draw);
|
||||
|
||||
if (!eglMakeCurrent(render->dpy, EGL_NO_SURFACE, EGL_NO_SURFACE, render->context))
|
||||
{
|
||||
printf("failed to make window current");
|
||||
goto err1;
|
||||
};
|
||||
|
||||
glUseProgram(render->blit_prog);
|
||||
glUniform1i(render->sampler, 0);
|
||||
|
||||
glVertexAttribPointer(0, 2, GL_FLOAT,GL_FALSE, 2 * sizeof(float),render->vertices);
|
||||
glEnableVertexAttribArray(0);
|
||||
|
||||
glActiveTexture(GL_TEXTURE0);
|
||||
glBindTexture(GL_TEXTURE_2D, render->tx_buffers[render->back_buffer]);
|
||||
glTexParameteri(GL_TEXTURE_2D,
|
||||
GL_TEXTURE_MIN_FILTER,
|
||||
GL_NEAREST);
|
||||
glTexParameteri(GL_TEXTURE_2D,
|
||||
GL_TEXTURE_MAG_FILTER,
|
||||
GL_NEAREST);
|
||||
|
||||
glVertexAttribPointer(1, 2, GL_FLOAT, GL_FALSE, 2 * sizeof(float),render->texcoords);
|
||||
glEnableVertexAttribArray(1);
|
||||
|
||||
dst_xscale = 1.0/1024;
|
||||
dst_yscale = 1.0/768;
|
||||
|
||||
r = x+w-1;
|
||||
b = y+h-1;
|
||||
|
||||
float t0, t1, t2, t5;
|
||||
|
||||
vertices[0] = t0 = 2*x*dst_xscale - 1.0;
|
||||
vertices[1 * 2] = t2 = 2*r*dst_xscale - 1.0;
|
||||
|
||||
vertices[2 * 2] = t2;
|
||||
vertices[3 * 2] = t0;
|
||||
|
||||
vertices[1] = t1 = 2*y*dst_yscale - 1.0;
|
||||
vertices[2*2+1] = t5 = 2*b*dst_yscale - 1.0;
|
||||
vertices[1*2+1] = t1;
|
||||
vertices[3*2+1] = t5;
|
||||
|
||||
texcoords[0] = 0.0;
|
||||
texcoords[1] = 0.0;
|
||||
texcoords[1*2] = 1.0;
|
||||
texcoords[1*2+1]= 0.0;
|
||||
texcoords[2*2] = 1.0;
|
||||
texcoords[2*2+1]= 1.0;
|
||||
texcoords[3*2] = 0.0;
|
||||
texcoords[3*2+1]= 1.0;
|
||||
|
||||
glDrawArrays(GL_TRIANGLE_FAN, 0, 4);
|
||||
|
||||
glDisableVertexAttribArray(0);
|
||||
glDisableVertexAttribArray(1);
|
||||
glDisable(GL_TEXTURE_2D);
|
||||
glUseProgram(0);
|
||||
|
||||
render->back_buffer++;
|
||||
render->back_buffer&=1;
|
||||
|
||||
err1:
|
||||
eglMakeCurrent(render->dpy, draw, read, context);
|
||||
}
|
||||
|
||||
#if 0
|
||||
GLuint create_framebuffer(int width, int height, GLuint *tex)
|
||||
|
||||
29
contrib/sdk/samples/freetype/txview/Makefile
Normal file
29
contrib/sdk/samples/freetype/txview/Makefile
Normal file
@ -0,0 +1,29 @@
|
||||
CC = kos32-gcc
|
||||
LD = kos32-ld
|
||||
|
||||
SDK_DIR:= $(abspath ../../..)
|
||||
|
||||
LDFLAGS = -static -S -nostdlib -T $(SDK_DIR)/sources/newlib/app.lds -Map txview.map --image-base 0
|
||||
|
||||
CFLAGS = -c -fno-ident -O2 -fomit-frame-pointer -U__WIN32__ -U_Win32 -U_WIN32 -U__MINGW32__ -UWIN32
|
||||
|
||||
INCLUDES= -I $(SDK_DIR)/sources/newlib/libc/include -I $(SDK_DIR)/sources/freetype/include
|
||||
LIBPATH:= -L $(SDK_DIR)/lib -L /home/autobuild/tools/win32/mingw32/lib
|
||||
|
||||
SOURCES = main.c \
|
||||
fontlib.c \
|
||||
tview.c
|
||||
|
||||
|
||||
OBJECTS = $(patsubst %.c, %.o, $(SOURCES))
|
||||
|
||||
|
||||
default: txview
|
||||
|
||||
txview: $(OBJECTS) Makefile
|
||||
$(LD) $(LDFLAGS) $(LIBPATH) -o txview $(OBJECTS) -lfreetype.dll -lpixlib.dll -lgcc -lc.dll -lapp
|
||||
objcopy txview -O binary
|
||||
|
||||
|
||||
%.o : %.c Makefile $(SOURCES)
|
||||
$(CC) $(CFLAGS) $(INCLUDES) -o $@ $<
|
||||
275
contrib/sdk/samples/freetype/txview/fontlib.c
Normal file
275
contrib/sdk/samples/freetype/txview/fontlib.c
Normal file
@ -0,0 +1,275 @@
|
||||
|
||||
#include <stdint.h>
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
#include <math.h>
|
||||
#include <ft2build.h>
|
||||
#include FT_FREETYPE_H
|
||||
#include FT_GLYPH_H
|
||||
#include <pixlib2.h>
|
||||
|
||||
typedef struct
|
||||
{
|
||||
int l;
|
||||
int t;
|
||||
int r;
|
||||
int b;
|
||||
}rect_t;
|
||||
|
||||
typedef struct
|
||||
{
|
||||
FT_Face face;
|
||||
int height;
|
||||
int base;
|
||||
|
||||
FT_Glyph glyph[256];
|
||||
|
||||
}font_t;
|
||||
|
||||
static FT_Face def_face;
|
||||
|
||||
typedef unsigned int color_t;
|
||||
|
||||
unsigned int ansi2utf32(unsigned char ch);
|
||||
|
||||
font_t *create_font(FT_Face face, int size);
|
||||
|
||||
void my_draw_bitmap(bitmap_t *win, FT_Bitmap *bitmap, int dstx, int dsty, int col)
|
||||
{
|
||||
uint8_t *dst;
|
||||
uint8_t *src, *tmpsrc;
|
||||
|
||||
uint32_t *tmpdst;
|
||||
int i, j;
|
||||
|
||||
dst = win->data + dsty * win->pitch + dstx*4;
|
||||
src = bitmap->buffer;
|
||||
|
||||
// printf("buffer %x width %d rows %d\n",
|
||||
// bitmap->buffer, bitmap->width, bitmap->rows);
|
||||
|
||||
|
||||
for( i = 0; i < bitmap->rows; i++ )
|
||||
{
|
||||
tmpdst = (uint32_t*)dst;
|
||||
tmpsrc = src;
|
||||
|
||||
dst+= win->pitch;
|
||||
src+= bitmap->pitch;
|
||||
|
||||
for( j = 0; j < bitmap->width; j++)
|
||||
{
|
||||
int a = *tmpsrc++;
|
||||
int sr, sg, sb;
|
||||
int dr, dg, db;
|
||||
|
||||
if( a != 0) a++;
|
||||
|
||||
db = *tmpdst & 0xFF;
|
||||
dg = (*tmpdst >> 8) & 0xFF;
|
||||
dr = (*tmpdst >> 16) & 0xFF;
|
||||
|
||||
sb = col & 0xFF;
|
||||
sg = (col >> 8) & 0xFF;
|
||||
sr = (col >> 16) &0xFF;
|
||||
|
||||
db = (a*sb + db*(256-a))/256;
|
||||
dg = (a*sg + dg*(256-a))/256;
|
||||
dr = (a*sr + dr*(256-a))/256;
|
||||
|
||||
*tmpdst++ = 0xFF000000|(dr<<16)|(dg<<8)|db;
|
||||
};
|
||||
}
|
||||
};
|
||||
|
||||
|
||||
int draw_text_ext(bitmap_t *winbitmap, font_t *font, char *text, int len, rect_t *rc, int color)
|
||||
{
|
||||
FT_UInt glyph_index;
|
||||
FT_Bool use_kerning = 0;
|
||||
FT_BitmapGlyph glyph;
|
||||
FT_UInt previous;
|
||||
|
||||
int x, y, w;
|
||||
int col, ncol;
|
||||
unsigned char ch;
|
||||
int err = 0;
|
||||
|
||||
use_kerning = FT_HAS_KERNING( font->face );
|
||||
previous = 0;
|
||||
col = 0;
|
||||
|
||||
x = rc->l << 6;
|
||||
y = rc->b;
|
||||
|
||||
w = (rc->r - rc->l) << 6;
|
||||
|
||||
while( len-- )
|
||||
{
|
||||
ch = *text++;
|
||||
|
||||
if(ch == '\n' || ch == '\r')
|
||||
continue;
|
||||
|
||||
if(ch == '\t')
|
||||
{
|
||||
ncol = (col+4) & ~3;
|
||||
if( col < ncol)
|
||||
{
|
||||
glyph_index = FT_Get_Char_Index( font->face, ansi2utf32(' ') );
|
||||
|
||||
while( col < ncol)
|
||||
{
|
||||
if ( use_kerning && previous && glyph_index )
|
||||
{
|
||||
FT_Vector delta;
|
||||
FT_Get_Kerning( font->face, previous, glyph_index, FT_KERNING_DEFAULT, &delta );
|
||||
x += delta.x ;
|
||||
}
|
||||
|
||||
if( x + (font->glyph[ch]->advance.x >> 10) > w)
|
||||
break;
|
||||
|
||||
x += font->glyph[ch]->advance.x >> 10;
|
||||
previous = glyph_index;
|
||||
col ++;
|
||||
};
|
||||
};
|
||||
continue;
|
||||
};
|
||||
|
||||
glyph_index = FT_Get_Char_Index( font->face, ansi2utf32(ch) );
|
||||
|
||||
if ( use_kerning && previous && glyph_index )
|
||||
{
|
||||
FT_Vector delta;
|
||||
FT_Get_Kerning( font->face, previous, glyph_index, FT_KERNING_DEFAULT, &delta );
|
||||
x += delta.x ;
|
||||
}
|
||||
|
||||
if( x + (font->glyph[ch]->advance.x >> 10) > w)
|
||||
break;
|
||||
|
||||
glyph = (FT_BitmapGlyph)font->glyph[ch];
|
||||
|
||||
my_draw_bitmap(winbitmap, &glyph->bitmap, (x >> 6) + glyph->left,
|
||||
y - glyph->top, color);
|
||||
|
||||
x += font->glyph[ch]->advance.x >> 10;
|
||||
previous = glyph_index;
|
||||
};
|
||||
|
||||
return err;
|
||||
};
|
||||
|
||||
|
||||
int init_fontlib()
|
||||
{
|
||||
static FT_Library library;
|
||||
FT_Face face = NULL;
|
||||
int err;
|
||||
|
||||
err = FT_Init_FreeType( &library );
|
||||
if ( err )
|
||||
{
|
||||
printf("an error occurred during FreeType initialization\n");
|
||||
goto done;
|
||||
}
|
||||
|
||||
err = FT_New_Face( library, "/kolibrios/Fonts/IstokWeb.ttf", 0, &face );
|
||||
// err = FT_New_Face( library, "/kolibrios/Fonts/lucon.ttf", 0, &face );
|
||||
if ( err == FT_Err_Unknown_File_Format )
|
||||
{
|
||||
printf("font format is unsupported\n");
|
||||
goto done;
|
||||
|
||||
}
|
||||
else if ( err )
|
||||
{
|
||||
printf("font file could not be read or broken\n");
|
||||
goto done;
|
||||
|
||||
}
|
||||
|
||||
def_face = face;
|
||||
|
||||
done:
|
||||
|
||||
return err;
|
||||
};
|
||||
|
||||
|
||||
unsigned int ansi2utf32(unsigned char ch)
|
||||
{
|
||||
if(ch < 0x80)
|
||||
return ch;
|
||||
|
||||
if(ch < 0xB0)
|
||||
return 0x410-0x80 + ch;
|
||||
|
||||
if(ch < 0xE0)
|
||||
return 0;
|
||||
|
||||
if(ch < 0xF0)
|
||||
return 0x440-0xE0 + ch;
|
||||
|
||||
if(ch == 0xF0)
|
||||
return 0x401;
|
||||
else if(ch==0xF1)
|
||||
return 0x451;
|
||||
else return 0;
|
||||
}
|
||||
|
||||
|
||||
font_t *create_font(FT_Face xface, int size)
|
||||
{
|
||||
font_t *font;
|
||||
int i, err;
|
||||
|
||||
font = malloc(sizeof(*font));
|
||||
if(font == NULL)
|
||||
return font;
|
||||
|
||||
memset(font, 0, sizeof(*font));
|
||||
|
||||
font->face = (xface == NULL) ? def_face : xface;
|
||||
font->height = size;
|
||||
|
||||
err = FT_Set_Pixel_Sizes( font->face, 0, size );
|
||||
|
||||
for(i = 0; i < 256; i++)
|
||||
{
|
||||
FT_UInt glyph_index;
|
||||
FT_BitmapGlyph glyph_bitmap;
|
||||
|
||||
glyph_index = FT_Get_Char_Index( font->face, ansi2utf32(i) );
|
||||
|
||||
err = FT_Load_Glyph( font->face, glyph_index, FT_LOAD_DEFAULT );
|
||||
if ( err )
|
||||
{
|
||||
font->glyph[i] = font->glyph[0] ;
|
||||
continue;
|
||||
};
|
||||
|
||||
err = FT_Get_Glyph( font->face->glyph, &font->glyph[i] );
|
||||
if (err)
|
||||
{
|
||||
font->glyph[i] = font->glyph[0] ;
|
||||
continue;
|
||||
};
|
||||
|
||||
if ( font->glyph[i]->format != FT_GLYPH_FORMAT_BITMAP )
|
||||
{
|
||||
err = FT_Glyph_To_Bitmap( &font->glyph[i], FT_RENDER_MODE_NORMAL, 0, 1 );
|
||||
if ( err )
|
||||
continue;
|
||||
|
||||
glyph_bitmap = (FT_BitmapGlyph)font->glyph[i];
|
||||
|
||||
if(glyph_bitmap->top > font->base)
|
||||
font->base = glyph_bitmap->top;
|
||||
}
|
||||
}
|
||||
|
||||
return font;
|
||||
}
|
||||
142
contrib/sdk/samples/freetype/txview/main.c
Normal file
142
contrib/sdk/samples/freetype/txview/main.c
Normal file
@ -0,0 +1,142 @@
|
||||
#include <stdio.h>
|
||||
#include <string.h>
|
||||
#include <ft2build.h>
|
||||
#include FT_FREETYPE_H
|
||||
#include FT_GLYPH_H
|
||||
#include <kos32sys.h>
|
||||
#include <pixlib2.h>
|
||||
|
||||
typedef struct
|
||||
{
|
||||
int l;
|
||||
int t;
|
||||
int r;
|
||||
int b;
|
||||
}rect_t;
|
||||
|
||||
typedef struct
|
||||
{
|
||||
FT_Face face;
|
||||
int height;
|
||||
int base;
|
||||
|
||||
FT_Glyph glyph[256];
|
||||
|
||||
}font_t;
|
||||
|
||||
typedef struct
|
||||
{
|
||||
bitmap_t bitmap;
|
||||
font_t *font;
|
||||
|
||||
char *text;
|
||||
char **line;
|
||||
int lines;
|
||||
int txlines;
|
||||
int startline;
|
||||
int endline;
|
||||
int w;
|
||||
int h;
|
||||
}tview_t;
|
||||
|
||||
int init_tview(tview_t *txv, int width, int height, char *text, int size);
|
||||
int txv_scroll_up(tview_t *txv);
|
||||
int txv_scroll_down(tview_t *txv);
|
||||
|
||||
void* init_fontlib();
|
||||
int draw_text_ext(bitmap_t *winbitmap, FT_Face face, char *text, int len, rect_t *rc, int color);
|
||||
|
||||
void draw_window(void)
|
||||
{
|
||||
BeginDraw();
|
||||
DrawWindow(0,0,0,0,NULL,0,0x74);
|
||||
EndDraw();
|
||||
}
|
||||
|
||||
tview_t txv;
|
||||
|
||||
int main(int argc, char *argv[])
|
||||
{
|
||||
ufile_t uf;
|
||||
oskey_t key;
|
||||
|
||||
__asm__ __volatile__(
|
||||
"int $0x40"
|
||||
::"a"(40), "b"(0xc0000027));
|
||||
|
||||
if(argc < 2)
|
||||
uf = load_file("/RD/1/EXAMPLE.ASM");
|
||||
else uf = load_file(argv[1]);
|
||||
|
||||
if(uf.data == NULL ||
|
||||
uf.size == 0)
|
||||
return 0;
|
||||
|
||||
init_pixlib(0);
|
||||
init_fontlib();
|
||||
|
||||
init_tview(&txv, 480, 600, uf.data, uf.size);
|
||||
|
||||
BeginDraw();
|
||||
DrawWindow(10, 40, txv.w+TYPE_3_BORDER_WIDTH*2,
|
||||
txv.h+TYPE_3_BORDER_WIDTH+get_skin_height(), "Text example", 0x000000, 0x74);
|
||||
blit_bitmap(&txv.bitmap, TYPE_3_BORDER_WIDTH, get_skin_height(), txv.w, txv.h, 0, 0);
|
||||
|
||||
EndDraw();
|
||||
|
||||
for (;;)
|
||||
{
|
||||
uint32_t wheels;
|
||||
int buttons;
|
||||
pos_t pos;
|
||||
|
||||
switch (get_os_event())
|
||||
{
|
||||
case 1:
|
||||
draw_window();
|
||||
blit_bitmap(&txv.bitmap, TYPE_3_BORDER_WIDTH, get_skin_height(), txv.w, txv.h, 0, 0);
|
||||
break;
|
||||
case 2:
|
||||
key = get_key();
|
||||
switch(key.code)
|
||||
{
|
||||
case 27:
|
||||
return;
|
||||
|
||||
case 177:
|
||||
if( txv_scroll_up(&txv) )
|
||||
blit_bitmap(&txv.bitmap, TYPE_3_BORDER_WIDTH, get_skin_height(), txv.w, txv.h, 0, 0);
|
||||
break;
|
||||
|
||||
case 178:
|
||||
if( txv_scroll_down(&txv) )
|
||||
blit_bitmap(&txv.bitmap, TYPE_3_BORDER_WIDTH, get_skin_height(), txv.w, txv.h, 0, 0);
|
||||
break;
|
||||
}
|
||||
break;
|
||||
|
||||
case 3:
|
||||
// button pressed; we have only one button, close
|
||||
return;
|
||||
|
||||
case 6:
|
||||
// pos = get_mouse_pos();
|
||||
// buttons = get_mouse_buttons();
|
||||
wheels = get_mouse_wheels();
|
||||
|
||||
if( wheels & 0xFFFF)
|
||||
{
|
||||
int r;
|
||||
|
||||
if((short)wheels > 0)
|
||||
r = txv_scroll_up(&txv);
|
||||
else
|
||||
r = txv_scroll_down(&txv);
|
||||
|
||||
if( r )
|
||||
blit_bitmap(&txv.bitmap, TYPE_3_BORDER_WIDTH, get_skin_height(), txv.w, txv.h, 0, 0);
|
||||
}
|
||||
}
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
@ -8,7 +8,7 @@ STRIP = kos32-strip
|
||||
CFLAGS = -U_Win32 -U_WIN32 -U__MINGW32__ -c -O2 -fno-ident -fomit-frame-pointer
|
||||
|
||||
LDFLAGS:= -shared -s -nostdlib -T ../newlib/dll.lds --entry _DllStartup --image-base=0
|
||||
PXFLAGS:= --version-script pixlib.ver --out-implib $(LIBRARY).dll.a
|
||||
PXFLAGS:= --version-script pixlib.ver --out-implib lib$(LIBRARY).dll.a
|
||||
SNAFLAGS:= --version-script sna.ver --output-def sna.def
|
||||
UXAFLAGS:= --version-script uxa.ver --output-def uxa.def
|
||||
|
||||
@ -78,7 +78,7 @@ ebox:$(LIBRARY).dll
|
||||
$(LIBRARY).dll: $(OBJ_PIXLIB) Makefile
|
||||
$(LD) $(LDFLAGS) $(PXFLAGS) $(LIBPATH) -o $@ $(OBJ_PIXLIB) $(LIBS)
|
||||
mv -f $@ ../../bin
|
||||
mv -f $(LIBRARY).dll.a ../../lib
|
||||
mv -f lib$(LIBRARY).dll.a ../../lib
|
||||
|
||||
intel-sna.drv: $(OBJ_SNA) Makefile
|
||||
$(LD) $(LDFLAGS) $(SNAFLAGS) $(LIBPATH) -o $@ $(OBJ_SNA) $(LIBS)
|
||||
|
||||
@ -146,7 +146,6 @@ uint32_t get_mouse_wheels(void)
|
||||
|
||||
__asm__ __volatile__(
|
||||
"int $0x40 \n\t"
|
||||
"rol $16, %%eax"
|
||||
:"=a"(val)
|
||||
:"a"(37),"b"(7));
|
||||
return val;
|
||||
|
||||
@ -453,7 +453,7 @@ void create_mask(struct render *render)
|
||||
(void *) (uintptr_t)mask_name, attribs);
|
||||
printf("create mask image %p\n", mask_image);
|
||||
if(mask_image == NULL)
|
||||
goto err2
|
||||
goto err2;
|
||||
|
||||
glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MIN_FILTER,GL_NEAREST);
|
||||
glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MAG_FILTER,GL_NEAREST);
|
||||
@ -486,7 +486,7 @@ err3:
|
||||
eglDestroyImageKHR(render->dpy, mask_image);
|
||||
err2:
|
||||
close.handle = mask_handle;
|
||||
(void)drm_ioctl(fd, DRM_IOCTL_GEM_CLOSE, &close);
|
||||
(void)drm_ioctl(render->fd, DRM_IOCTL_GEM_CLOSE, &close);
|
||||
glBindTexture(GL_TEXTURE_2D, 0);
|
||||
err1:
|
||||
glDeleteTextures(1, &render->tx_mask);
|
||||
|
||||
Loading…
Reference in New Issue
Block a user