int main(int argc, char **argv) { struct fbdemos_scaffold *fbs = 0; fbdemo_init(&fbs); int width = fbs->width; int height = fbs->height; struct pipe_context *pipe = fbs->pipe; /* texture */ int tex_base_width = 0; int tex_base_height = 0; if(argc<2) { printf("Pass path to smoke.tga on command line\n"); exit(1); } uint8_t *tex_buffer = (uint8_t*)esLoadTGA(argv[1], &tex_base_width, &tex_base_height ); if(!tex_buffer) { printf("Could not load texture\n"); exit(1); } struct pipe_resource *tex_resource = fbdemo_create_2d(fbs->screen, PIPE_BIND_SAMPLER_VIEW, PIPE_FORMAT_B8G8R8X8_UNORM, tex_base_width, tex_base_height, 0); printf("Uploading texture (%ix%i)\n", tex_base_width, tex_base_height); uint32_t *temp = malloc(tex_base_width * tex_base_height * 4); etna_convert_r8g8b8_to_b8g8r8x8(temp, tex_buffer, tex_base_width * tex_base_height); etna_pipe_inline_write(pipe, tex_resource, 0, 0, temp, tex_base_width * tex_base_height * 4); free(temp); /* render target resources and surfaces */ struct pipe_resource *rt_resource = fbdemo_create_2d(fbs->screen, PIPE_BIND_RENDER_TARGET, PIPE_FORMAT_B8G8R8X8_UNORM, width, height, 0); struct pipe_resource *z_resource = fbdemo_create_2d(fbs->screen, PIPE_BIND_RENDER_TARGET, PIPE_FORMAT_Z16_UNORM, width, height, 0); /* bind render target to framebuffer */ etna_fb_bind_resource(&fbs->fb, rt_resource); /* surfaces */ struct pipe_surface *cbuf = pipe->create_surface(pipe, rt_resource, &(struct pipe_surface){ .texture = rt_resource, .format = rt_resource->format, .u.tex.level = 0 });
int main(int argc, char **argv) { struct fbdemos_scaffold *fbs = 0; fbdemo_init(&fbs); int width = fbs->width; int height = fbs->height; struct pipe_context *pipe = fbs->pipe; /* Convert and upload embedded texture */ struct pipe_resource *tex_resource = fbdemo_create_2d(fbs->screen, PIPE_BIND_SAMPLER_VIEW, PIPE_FORMAT_B8G8R8X8_UNORM, COMPANION_TEXTURE_WIDTH, COMPANION_TEXTURE_HEIGHT, 0); void *temp = malloc(COMPANION_TEXTURE_WIDTH * COMPANION_TEXTURE_HEIGHT * 4); etna_convert_r8g8b8_to_b8g8r8x8(temp, (const uint8_t*)companion_texture, COMPANION_TEXTURE_WIDTH * COMPANION_TEXTURE_HEIGHT); etna_pipe_inline_write(pipe, tex_resource, 0, 0, temp, COMPANION_TEXTURE_WIDTH * COMPANION_TEXTURE_HEIGHT * 4); free(temp); /* resources */ struct pipe_resource *rt_resource = fbdemo_create_2d(fbs->screen, PIPE_BIND_RENDER_TARGET, PIPE_FORMAT_B8G8R8X8_UNORM, width, height, 0); struct pipe_resource *z_resource = fbdemo_create_2d(fbs->screen, PIPE_BIND_RENDER_TARGET, PIPE_FORMAT_Z16_UNORM, width, height, 0); /* bind render target to framebuffer */ etna_fb_bind_resource(&fbs->fb, rt_resource); /* geometry */ struct pipe_resource *vtx_resource = pipe_buffer_create(fbs->screen, PIPE_BIND_VERTEX_BUFFER, PIPE_USAGE_IMMUTABLE, VERTEX_BUFFER_SIZE); struct pipe_resource *idx_resource = pipe_buffer_create(fbs->screen, PIPE_BIND_INDEX_BUFFER, PIPE_USAGE_IMMUTABLE, INDEX_BUFFER_SIZE); struct pipe_transfer *vtx_transfer = 0; float *vtx_logical = pipe_buffer_map(pipe, vtx_resource, PIPE_TRANSFER_WRITE | PIPE_TRANSFER_UNSYNCHRONIZED, &vtx_transfer); assert(vtx_logical); struct pipe_transfer *idx_transfer = 0; float *idx_logical = pipe_buffer_map(pipe, idx_resource, PIPE_TRANSFER_WRITE | PIPE_TRANSFER_UNSYNCHRONIZED, &idx_transfer); assert(idx_logical); #ifndef INDEXED printf("Interleaving vertices...\n"); float *vertices_array = companion_vertices_array(); float *texture_coordinates_array = companion_texture_coordinates_array(); float *normals_array = companion_normals_array(); assert(COMPANION_ARRAY_COUNT*(3+3+2)*sizeof(float) < VERTEX_BUFFER_SIZE); for(int vert=0; vert<COMPANION_ARRAY_COUNT; ++vert) { int dest_idx = vert * (3 + 3 + 2); for(int comp=0; comp<3; ++comp) ((float*)vtx_logical)[dest_idx+comp+0] = vertices_array[vert*3 + comp]; /* 0 */ for(int comp=0; comp<3; ++comp) ((float*)vtx_logical)[dest_idx+comp+3] = normals_array[vert*3 + comp]; /* 1 */ for(int comp=0; comp<2; ++comp) ((float*)vtx_logical)[dest_idx+comp+6] = texture_coordinates_array[vert*2 + comp]; /* 2 */ } #else printf("Interleaving vertices and copying index buffer...\n"); assert(COMPANION_VERTEX_COUNT*(3+3+2)*sizeof(float) < VERTEX_BUFFER_SIZE); for(int vert=0; vert<COMPANION_VERTEX_COUNT; ++vert) { int dest_idx = vert * (3 + 3 + 2); for(int comp=0; comp<3; ++comp) ((float*)vtx_logical)[dest_idx+comp+0] = companion_vertices[vert][comp]; /* 0 */ for(int comp=0; comp<3; ++comp) ((float*)vtx_logical)[dest_idx+comp+3] = companion_normals[vert][comp]; /* 1 */ for(int comp=0; comp<2; ++comp) ((float*)vtx_logical)[dest_idx+comp+6] = companion_texture_coordinates[vert][comp]; /* 2 */ } assert(COMPANION_TRIANGLE_COUNT*3*sizeof(unsigned short) < INDEX_BUFFER_SIZE); memcpy(idx_logical, &companion_triangles[0][0], COMPANION_TRIANGLE_COUNT*3*sizeof(unsigned short)); #endif pipe_buffer_unmap(pipe, vtx_transfer); pipe_buffer_unmap(pipe, idx_transfer); struct pipe_vertex_buffer vertex_buffer_desc = { .stride = (3 + 3 + 2)*4, .buffer_offset = 0, .buffer = vtx_resource, .user_buffer = 0 }; struct pipe_index_buffer index_buffer_desc = { .index_size = sizeof(unsigned short), .offset = 0, .buffer = idx_resource, .user_buffer = 0 }; struct pipe_vertex_element pipe_vertex_elements[] = { { /* positions */ .src_offset = 0, .instance_divisor = 0, .vertex_buffer_index = 0, .src_format = PIPE_FORMAT_R32G32B32_FLOAT }, { /* normals */ .src_offset = 0xc, .instance_divisor = 0, .vertex_buffer_index = 0, .src_format = PIPE_FORMAT_R32G32B32_FLOAT }, { /* texture coord */ .src_offset = 0x18, .instance_divisor = 0, .vertex_buffer_index = 0, .src_format = PIPE_FORMAT_R32G32_FLOAT } };
int main(int argc, char **argv) { int rv; int width = 256; int height = 256; fb_info fb; rv = fb_open(0, &fb); if(rv!=0) { exit(1); } width = fb.fb_var.xres; height = fb.fb_var.yres; rv = viv_open(); if(rv!=0) { fprintf(stderr, "Error opening device\n"); exit(1); } printf("Succesfully opened device\n"); etna_ctx *ctx = 0; struct pipe_context *pipe = 0; etna_bswap_buffers *buffers = 0; if(etna_create(&ctx) != ETNA_OK || etna_bswap_create(ctx, &buffers, (etna_set_buffer_cb_t)&fb_set_buffer, (etna_copy_buffer_cb_t)&etna_fb_copy_buffer, &fb) != ETNA_OK || (pipe = etna_new_pipe_context(ctx)) == NULL) { printf("Unable to create etna context\n"); exit(1); } /* Convert and upload embedded texture */ struct pipe_resource *tex_resource = etna_pipe_create_2d(pipe, ETNA_IS_TEXTURE, PIPE_FORMAT_B8G8R8X8_UNORM, COMPANION_TEXTURE_WIDTH, COMPANION_TEXTURE_HEIGHT, 0); void *temp = malloc(COMPANION_TEXTURE_WIDTH * COMPANION_TEXTURE_HEIGHT * 4); etna_convert_r8g8b8_to_b8g8r8x8(temp, (const uint8_t*)companion_texture, COMPANION_TEXTURE_WIDTH * COMPANION_TEXTURE_HEIGHT); etna_pipe_inline_write(pipe, tex_resource, 0, 0, temp, COMPANION_TEXTURE_WIDTH * COMPANION_TEXTURE_HEIGHT * 4); free(temp); /* resources */ struct pipe_resource *rt_resource = etna_pipe_create_2d(pipe, ETNA_IS_RENDER_TARGET, PIPE_FORMAT_B8G8R8X8_UNORM, width, height, 0); struct pipe_resource *z_resource = etna_pipe_create_2d(pipe, ETNA_IS_RENDER_TARGET, PIPE_FORMAT_Z16_UNORM, width, height, 0); /* bind render target to framebuffer */ etna_fb_bind_resource(&fb, rt_resource); /* geometry */ struct pipe_resource *vtx_resource = etna_pipe_create_buffer(pipe, ETNA_IS_VERTEX, VERTEX_BUFFER_SIZE); struct pipe_resource *idx_resource = etna_pipe_create_buffer(pipe, ETNA_IS_INDEX, INDEX_BUFFER_SIZE); float *vtx_logical = etna_pipe_get_resource_ptr(pipe, vtx_resource, 0, 0); assert(vtx_logical); float *idx_logical = etna_pipe_get_resource_ptr(pipe, idx_resource, 0, 0); assert(idx_logical); #ifndef INDEXED printf("Interleaving vertices...\n"); float *vertices_array = companion_vertices_array(); float *texture_coordinates_array = companion_texture_coordinates_array(); float *normals_array = companion_normals_array(); assert(COMPANION_ARRAY_COUNT*(3+3+2)*sizeof(float) < VERTEX_BUFFER_SIZE); for(int vert=0; vert<COMPANION_ARRAY_COUNT; ++vert) { int dest_idx = vert * (3 + 3 + 2); for(int comp=0; comp<3; ++comp) ((float*)vtx_logical)[dest_idx+comp+0] = vertices_array[vert*3 + comp]; /* 0 */ for(int comp=0; comp<3; ++comp) ((float*)vtx_logical)[dest_idx+comp+3] = normals_array[vert*3 + comp]; /* 1 */ for(int comp=0; comp<2; ++comp) ((float*)vtx_logical)[dest_idx+comp+6] = texture_coordinates_array[vert*2 + comp]; /* 2 */ } #else printf("Interleaving vertices and copying index buffer...\n"); assert(COMPANION_VERTEX_COUNT*(3+3+2)*sizeof(float) < VERTEX_BUFFER_SIZE); for(int vert=0; vert<COMPANION_VERTEX_COUNT; ++vert) { int dest_idx = vert * (3 + 3 + 2); for(int comp=0; comp<3; ++comp) ((float*)vtx_logical)[dest_idx+comp+0] = companion_vertices[vert][comp]; /* 0 */ for(int comp=0; comp<3; ++comp) ((float*)vtx_logical)[dest_idx+comp+3] = companion_normals[vert][comp]; /* 1 */ for(int comp=0; comp<2; ++comp) ((float*)vtx_logical)[dest_idx+comp+6] = companion_texture_coordinates[vert][comp]; /* 2 */ } assert(COMPANION_TRIANGLE_COUNT*3*sizeof(unsigned short) < INDEX_BUFFER_SIZE); memcpy(idx_logical, &companion_triangles[0][0], COMPANION_TRIANGLE_COUNT*3*sizeof(unsigned short)); #endif struct pipe_vertex_buffer vertex_buffer_desc = { .stride = (3 + 3 + 2)*4, .buffer_offset = 0, .buffer = vtx_resource, .user_buffer = 0 }; struct pipe_index_buffer index_buffer_desc = { .index_size = sizeof(unsigned short), .offset = 0, .buffer = idx_resource, .user_buffer = 0 }; struct pipe_vertex_element pipe_vertex_elements[] = { { /* positions */ .src_offset = 0, .instance_divisor = 0, .vertex_buffer_index = 0, .src_format = PIPE_FORMAT_R32G32B32_FLOAT }, { /* normals */ .src_offset = 0xc, .instance_divisor = 0, .vertex_buffer_index = 0, .src_format = PIPE_FORMAT_R32G32B32_FLOAT }, { /* texture coord */ .src_offset = 0x18, .instance_divisor = 0, .vertex_buffer_index = 0, .src_format = PIPE_FORMAT_R32G32_FLOAT } };
int main(int argc, char **argv) { int rv; int width = 256; int height = 256; fb_info fb; rv = fb_open(0, &fb); if(rv!=0) { exit(1); } width = fb.fb_var.xres; height = fb.fb_var.yres; rv = viv_open(); if(rv!=0) { fprintf(stderr, "Error opening device\n"); exit(1); } printf("Succesfully opened device\n"); etna_ctx *ctx = 0; struct pipe_context *pipe = 0; etna_bswap_buffers *buffers = 0; if(etna_create(&ctx) != ETNA_OK || etna_bswap_create(ctx, &buffers, (etna_set_buffer_cb_t)&fb_set_buffer, (etna_copy_buffer_cb_t)&etna_fb_copy_buffer, &fb) != ETNA_OK || (pipe = etna_new_pipe_context(ctx)) == NULL) { printf("Unable to create etna context\n"); exit(1); } /* textore */ int tex_base_width = 0; int tex_base_height = 0; if(argc<2) { printf("Pass path to smoke.tga on command line\n"); exit(1); } uint8_t *tex_buffer = (uint8_t*)esLoadTGA(argv[1], &tex_base_width, &tex_base_height ); if(!tex_buffer) { printf("Could not load texture\n"); exit(1); } struct pipe_resource *tex_resource = etna_pipe_create_2d(pipe, ETNA_IS_TEXTURE, PIPE_FORMAT_B8G8R8X8_UNORM, tex_base_width, tex_base_height, 0); printf("Uploading texture (%ix%i)\n", tex_base_width, tex_base_height); uint32_t *temp = malloc(tex_base_width * tex_base_height * 4); etna_convert_r8g8b8_to_b8g8r8x8(temp, tex_buffer, tex_base_width * tex_base_height); etna_pipe_inline_write(pipe, tex_resource, 0, 0, temp, tex_base_width * tex_base_height * 4); free(temp); /* render target resources and surfaces */ struct pipe_resource *rt_resource = etna_pipe_create_2d(pipe, ETNA_IS_RENDER_TARGET, PIPE_FORMAT_B8G8R8X8_UNORM, width, height, 0); struct pipe_resource *z_resource = etna_pipe_create_2d(pipe, ETNA_IS_RENDER_TARGET, PIPE_FORMAT_Z16_UNORM, width, height, 0); /* bind render target to framebuffer */ etna_fb_bind_resource(&fb, rt_resource); /* surfaces */ struct pipe_surface *cbuf = pipe->create_surface(pipe, rt_resource, &(struct pipe_surface){ .texture = rt_resource, .format = rt_resource->format, .u.tex.level = 0 });