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author | Ludovic Pouzenc <ludovic@pouzenc.fr> | 2013-02-24 17:18:56 +0000 |
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committer | Ludovic Pouzenc <ludovic@pouzenc.fr> | 2013-02-24 17:18:56 +0000 |
commit | 44d55519fc94825e51c20c3a379564273035707d (patch) | |
tree | e97dfca523d8a7c6faeb2149fa5c5dc01871e4f2 | |
parent | b47a947b3b5587ae496d93fecb8ff3345225c905 (diff) | |
download | 2013-gpudataviz-44d55519fc94825e51c20c3a379564273035707d.tar.gz 2013-gpudataviz-44d55519fc94825e51c20c3a379564273035707d.tar.bz2 2013-gpudataviz-44d55519fc94825e51c20c3a379564273035707d.zip |
Debugging avec avaret :)
Le OpenGl marche now !!!
git-svn-id: file:///var/svn/2013-gpudataviz/trunk@13 371a6b4a-a258-45f8-9dcc-bdd82ce0ac9d
-rw-r--r-- | tests/poc_c/main.c | 83 |
1 files changed, 40 insertions, 43 deletions
diff --git a/tests/poc_c/main.c b/tests/poc_c/main.c index a1341c0..ef71052 100644 --- a/tests/poc_c/main.c +++ b/tests/poc_c/main.c @@ -9,7 +9,7 @@ #include <GL/glew.h> // For VBO OpenGL extensions #include <GL/glu.h> -#include <CL/opencl.h> +//#include <CL/opencl.h> #include <gdk/x11/gdkglx.h> // X11 specific @@ -71,30 +71,31 @@ gboolean gl_area_on_draw (GtkObject* area, GdkEventExpose* event, gpointer void_ // Draw a 1x1 square center on origin and on the x*y plan. // x*y*z, Z negative forward oriented. -/* - glBegin (GL_QUADS); - glVertex3d ( 0.5, -0.5, 0.0); - glVertex3d ( 0.5, 0.5, 0.0); - glVertex3d (-0.5, 0.5, 0.0); - glVertex3d (-0.5, -0.5, 0.0); + + /* + glBegin (GL_POINTS); + glVertex3d ( 0.3, -0.3, 0.0); + glVertex3d ( 0.3, 0.3, 0.0); + glVertex3d (-0.3, 0.3, 0.0); + glVertex3d (-0.3, -0.3, 0.0); glEnd (); -*/ - + */ if (data->gl_vbo) { glBindBuffer(GL_ARRAY_BUFFER, data->gl_vbo); - glVertexPointer(data->mesh_width * data->mesh_height, GL_FLOAT, 0, (GLvoid *) 0); + glVertexPointer(4, GL_FLOAT, 0, (GLvoid *) 0); glEnableClientState(GL_VERTEX_ARRAY); - glDrawArrays(GL_POINTS/*GL_QUADS*/, 0, 4); + glDrawArrays(GL_POINTS, 0, data->mesh_width * data->mesh_height); glDisableClientState(GL_COLOR_ARRAY); glBindBuffer(GL_ARRAY_BUFFER, 0); } + gdk_gl_drawable_swap_buffers (drawable); gdk_gl_drawable_gl_end (drawable); return TRUE; // Do not propagate the event. } - +/* cl_int execKernel(cl_context cl_ctx, cl_command_queue commandQueue, cl_kernel kernel, size_t mesh_width, size_t mesh_height, size_t group_size, cl_mem cl_vbo, float time) { cl_int res; @@ -109,37 +110,27 @@ cl_int execKernel(cl_context cl_ctx, cl_command_queue commandQueue, cl_kernel ke res=clEnqueueAcquireGLObjects(commandQueue, 1, &cl_vbo, 0, 0, NULL); - res=clSetKernelArg(kernel, 0, sizeof(cl_mem), &cl_vbo); /* float4 *pos */ + res=clSetKernelArg(kernel, 0, sizeof(cl_mem), &cl_vbo); // float4 *pos res=clSetKernelArg(kernel, 1, sizeof(cl_uint), (void *)&mesh_width); res=clSetKernelArg(kernel, 2, sizeof(cl_uint), (void *)&mesh_height); res=clSetKernelArg(kernel, 3, sizeof(float), &time); // Execute kernel on given device res=clEnqueueNDRangeKernel(commandQueue, kernel, 2, NULL, globalWorkSize, localWorkSize, 0, NULL, eventND); - /* cl_int clEnqueueNDRangeKernel (cl_command_queue command_queue, - cl_kernel kernel, - cl_uint work_dim, - const size_t *global_work_offset, 1.0 spec say "must be NULL" (for future usage) - const size_t *global_work_size, - const size_t *local_work_size, - cl_uint num_events_in_wait_list, - const cl_event *event_wait_list, - cl_event *event) - */ if ( res != CL_SUCCESS ) { fputs("Failed to clEnqueueNDRangeKernel()\n", stderr); return 1; } res=clFlush(commandQueue); - res=clWaitForEvents(1,eventND); /*XXX: SimpleGL utilie une attente active, pourquoi ? */ + res=clWaitForEvents(1,eventND); //XXX: SimpleGL utilie une attente active, pourquoi ? res=clReleaseEvent(eventND[0]); res=clEnqueueReleaseGLObjects(commandQueue, 1, &cl_vbo, 0, 0, 0); res=clFinish(commandQueue); return CL_SUCCESS; } - +*/ int main(int argc, char *argv[]) { GtkWidget* main_win; GtkVBox* main_box; @@ -231,16 +222,18 @@ int main(int argc, char *argv[]) { printf("glx_current_context==%p\n", (void *)glx_context); printf("glx_current_display==%p\n", (void *)glx_display); + /* cl_context_properties cpsGL[] = { - /* CL_CONTEXT_PLATFORM value to be filled later */ + // CL_CONTEXT_PLATFORM value to be filled later CL_CONTEXT_PLATFORM, (cl_context_properties) NULL, CL_GLX_DISPLAY_KHR, (intptr_t) glx_display, CL_GL_CONTEXT_KHR, (intptr_t) glx_context, 0 }; + */ /* END : X11 specific */ gdk_gl_drawable_gl_end (drawable); - +/* cl_uint i, plat_count; cl_platform_id *plat_ids, plat_id; char pbuf[100]; @@ -272,7 +265,7 @@ int main(int argc, char *argv[]) { clGetPlatformInfo(plat_id, CL_PLATFORM_VENDOR, sizeof(pbuf), pbuf, NULL); printf("Plaform %i (id %p) : VENDOR : '%s'\n", i, (void *) plat_id, pbuf); - /* CL_CONTEXT_PLATFORM value filled now */ + // CL_CONTEXT_PLATFORM value filled now cpsGL[1]=(cl_context_properties) plat_id; // TODO : use the clGetGLContextInfoKHR() normally when available @@ -314,17 +307,24 @@ int main(int argc, char *argv[]) { break; } +*/ + unsigned int mesh_width=32, mesh_height=32, group_size=2; + + // To be removed + typedef struct { + float x,y,z,w; + } cl_float4; - unsigned int mesh_width=2, mesh_height=2, group_size=2; + //fprintf(stderr, "sizeof(cl_float4)==%ld\n", sizeof(cl_float4)); GLsizeiptr gl_vbo_data_size = mesh_width * mesh_height * sizeof(cl_float4); -/* + float gl_vertex_default_pos[16] = { // to be removed 0.5, -0.5, 0.0, 1.0, 0.5, 0.5, 0.0, 1.0, -0.5, 0.5, 0.0, 1.0, -0.5, -0.5, 0.0, 1.0 }; -*/ + res = gdk_gl_drawable_gl_begin(drawable, gl_context); glGenBuffers(1, &gl_vbo); glBindBuffer(GL_ARRAY_BUFFER, gl_vbo); @@ -334,19 +334,21 @@ int main(int argc, char *argv[]) { on_expose_data.mesh_width = mesh_width; on_expose_data.mesh_height = mesh_height; - /* to be removed : default values - glBufferSubData(GL_ARRAY_BUFFER,0, gl_vbo_data_size, gl_vertex_default_pos); - */ + // to be removed : default values + glBufferSubData(GL_ARRAY_BUFFER,0, 16* sizeof(cl_float4) /*gl_vbo_data_size*/, gl_vertex_default_pos); + + /* cl_mem cl_vbo = clCreateFromGLBuffer(cl_ctx, CL_MEM_WRITE_ONLY, gl_vbo, &res); if ( res!=CL_SUCCESS ) { fputs ("Failed to clCreateFromGLBuffer()\n", stderr); return EXIT_FAILURE; } - +*/ glBindBuffer(GL_ARRAY_BUFFER, 0); // Unbind buffer (no more current buffer) gdk_gl_drawable_gl_end (drawable); + const char *source="\ __kernel void zero_z(__global float4 * pos, unsigned int width, unsigned int height, float time) { \ unsigned int x = get_global_id(0); \ @@ -363,7 +365,7 @@ __kernel void zero_z(__global float4 * pos, unsigned int width, unsigned int hei }\ "; size_t sourceLen=strlen(source); - +/* cl_program program = clCreateProgramWithSource(cl_ctx, 1, &source, &sourceLen,&res); if ( res!=CL_SUCCESS ) { fputs("Failed to clCreateProgramWithSource()\n", stderr); @@ -387,20 +389,15 @@ __kernel void zero_z(__global float4 * pos, unsigned int width, unsigned int hei fputs(buildLog, stderr); free(buildLog); fputs("\n************************************************\n", stderr); -/* - fputs("\n SOURCE\n", stderr); - fputs("************************************************\n", stderr); - fputs(source, stderr); - fputs("\n************************************************\n", stderr); -*/ return EXIT_FAILURE; } } cl_kernel kernel = clCreateKernel(program,"zero_z",&res); - execKernel(cl_ctx, commandQueue, kernel, mesh_width, mesh_height, group_size, cl_vbo, /*time*/0.0f); + execKernel(cl_ctx, commandQueue, kernel, mesh_width, mesh_height, group_size, cl_vbo, 0.0f); clReleaseKernel(kernel); +*/ gtk_main(); return EXIT_SUCCESS; } |