Esempio n. 1
0
void GX2SetShader(GX2Shader *shader)
{
   GX2SetVertexShader(&shader->vs);
   GX2SetPixelShader(&shader->ps);
   GX2SetFetchShader(&shader->fs);

   if (shader->gs.program)
      GX2SetGeometryShader(&shader->gs);
}
Esempio n. 2
0
static void* wiiu_gfx_init(const video_info_t* video,
                           const input_driver_t** input, void** input_data)
{
   int i;
   *input = NULL;
   *input_data = NULL;

   wiiu_video_t* wiiu = calloc(1, sizeof(*wiiu));

   if (!wiiu)
      return NULL;

   void* wiiuinput   = NULL;
   if (input && input_data)
   {
      wiiuinput = input_wiiu.init();
      *input = wiiuinput ? &input_wiiu : NULL;
      *input_data = wiiuinput;
   }

   /* video init */
   wiiu->cmd_buffer = MEM2_alloc(0x400000, 0x40);
   u32 init_attributes[] =
   {
      GX2_INIT_CMD_BUF_BASE, (u32)wiiu->cmd_buffer,
      GX2_INIT_CMD_BUF_POOL_SIZE, 0x400000,
      GX2_INIT_ARGC, 0,
      GX2_INIT_ARGV, 0,
      GX2_INIT_END
   };
   GX2Init(init_attributes);

   /* setup scanbuffers */
   u32 size = 0;
   u32 tmp = 0;
   wiiu->render_mode = wiiu_render_mode_map[GX2GetSystemTVScanMode()];
   GX2CalcTVSize(wiiu->render_mode.mode, GX2_SURFACE_FORMAT_UNORM_R8_G8_B8_A8, GX2_BUFFERING_MODE_DOUBLE, &size, &tmp);
   wiiu->tv_scan_buffer = MEMBucket_alloc(size, GX2_SCAN_BUFFER_ALIGNMENT);
   GX2Invalidate(GX2_INVALIDATE_MODE_CPU, wiiu->tv_scan_buffer, size);
   GX2SetTVBuffer(wiiu->tv_scan_buffer, size, wiiu->render_mode.mode, GX2_SURFACE_FORMAT_UNORM_R8_G8_B8_A8,
                  GX2_BUFFERING_MODE_DOUBLE);

   GX2CalcDRCSize(GX2_DRC_RENDER_MODE_SINGLE, GX2_SURFACE_FORMAT_UNORM_R8_G8_B8_A8, GX2_BUFFERING_MODE_DOUBLE, &size,
                  &tmp);
   wiiu->drc_scan_buffer = MEMBucket_alloc(size, GX2_SCAN_BUFFER_ALIGNMENT);
   GX2Invalidate(GX2_INVALIDATE_MODE_CPU, wiiu->drc_scan_buffer, size);
   GX2SetDRCBuffer(wiiu->drc_scan_buffer, size, GX2_DRC_RENDER_MODE_SINGLE, GX2_SURFACE_FORMAT_UNORM_R8_G8_B8_A8,
                   GX2_BUFFERING_MODE_DOUBLE);

   memset(&wiiu->color_buffer, 0, sizeof(GX2ColorBuffer));
   wiiu->color_buffer.surface.dim = GX2_SURFACE_DIM_TEXTURE_2D;
   wiiu->color_buffer.surface.width = wiiu->render_mode.width;
   wiiu->color_buffer.surface.height = wiiu->render_mode.height;
   wiiu->color_buffer.surface.depth = 1;
   wiiu->color_buffer.surface.mipLevels = 1;
   wiiu->color_buffer.surface.format = GX2_SURFACE_FORMAT_UNORM_R8_G8_B8_A8;
   wiiu->color_buffer.surface.use = GX2_SURFACE_USE_TEXTURE_COLOR_BUFFER_TV;
   wiiu->color_buffer.viewNumSlices = 1;
   GX2CalcSurfaceSizeAndAlignment(&wiiu->color_buffer.surface);
   GX2InitColorBufferRegs(&wiiu->color_buffer);

   wiiu->color_buffer.surface.image = MEM1_alloc(wiiu->color_buffer.surface.imageSize,
                                      wiiu->color_buffer.surface.alignment);
   GX2Invalidate(GX2_INVALIDATE_MODE_CPU, wiiu->color_buffer.surface.image, wiiu->color_buffer.surface.imageSize);

   wiiu->ctx_state = (GX2ContextState*)MEM2_alloc(sizeof(GX2ContextState), GX2_CONTEXT_STATE_ALIGNMENT);
   GX2SetupContextStateEx(wiiu->ctx_state, GX2_TRUE);

   GX2SetContextState(wiiu->ctx_state);
   GX2SetColorBuffer(&wiiu->color_buffer, GX2_RENDER_TARGET_0);
   GX2SetViewport(0.0f, 0.0f, wiiu->color_buffer.surface.width, wiiu->color_buffer.surface.height, 0.0f, 1.0f);
   GX2SetScissor(0, 0, wiiu->color_buffer.surface.width, wiiu->color_buffer.surface.height);
   GX2SetDepthOnlyControl(GX2_DISABLE, GX2_DISABLE, GX2_COMPARE_FUNC_ALWAYS);
   GX2SetColorControl(GX2_LOGIC_OP_COPY, 1, GX2_DISABLE, GX2_ENABLE);
#if 1
   GX2SetBlendControl(GX2_RENDER_TARGET_0, GX2_BLEND_MODE_SRC_ALPHA, GX2_BLEND_MODE_INV_SRC_ALPHA, GX2_BLEND_COMBINE_MODE_ADD,
                      GX2_ENABLE,          GX2_BLEND_MODE_SRC_ALPHA, GX2_BLEND_MODE_INV_SRC_ALPHA, GX2_BLEND_COMBINE_MODE_ADD);
#else
   GX2SetBlendControl(GX2_RENDER_TARGET_0, GX2_BLEND_MODE_ONE, GX2_BLEND_MODE_ZERO, GX2_BLEND_COMBINE_MODE_ADD,
                      GX2_DISABLE,         GX2_BLEND_MODE_ONE, GX2_BLEND_MODE_ZERO, GX2_BLEND_COMBINE_MODE_ADD);
#endif
   GX2SetCullOnlyControl(GX2_FRONT_FACE_CCW, GX2_DISABLE, GX2_DISABLE);
#ifdef GX2_CAN_ACCESS_DATA_SECTION
   wiiu->shader = &tex_shader;
#else
   /* init shader */
   //   wiiu->shader = MEM2_alloc(sizeof(*wiiu->shader), GX2_VERTEX_BUFFER_ALIGNMENT);
   wiiu->shader = MEM2_alloc(sizeof(tex_shader), 0x1000);
   memcpy(wiiu->shader, &tex_shader, sizeof(tex_shader));
   GX2Invalidate(GX2_INVALIDATE_MODE_CPU, wiiu->shader, sizeof(tex_shader));

   wiiu->shader->vs.program = MEM2_alloc(wiiu->shader->vs.size, GX2_SHADER_ALIGNMENT);
   memcpy(wiiu->shader->vs.program, tex_shader.vs.program, wiiu->shader->vs.size);
   GX2Invalidate(GX2_INVALIDATE_MODE_CPU_SHADER, wiiu->shader->vs.program, wiiu->shader->vs.size);
   wiiu->shader->vs.attribVars = MEM2_alloc(wiiu->shader->vs.attribVarCount * sizeof(GX2AttribVar),
         GX2_SHADER_ALIGNMENT);
   memcpy(wiiu->shader->vs.attribVars, tex_shader.vs.attribVars ,
          wiiu->shader->vs.attribVarCount * sizeof(GX2AttribVar));

   wiiu->shader->ps.program = MEM2_alloc(wiiu->shader->ps.size, GX2_SHADER_ALIGNMENT);
   memcpy(wiiu->shader->ps.program, tex_shader.ps.program, wiiu->shader->ps.size);
   GX2Invalidate(GX2_INVALIDATE_MODE_CPU_SHADER, wiiu->shader->ps.program, wiiu->shader->ps.size);
   wiiu->shader->ps.samplerVars = MEM2_alloc(wiiu->shader->ps.samplerVarCount * sizeof(GX2SamplerVar),
         GX2_SHADER_ALIGNMENT);
   memcpy(wiiu->shader->ps.samplerVars, tex_shader.ps.samplerVars,
          wiiu->shader->ps.samplerVarCount * sizeof(GX2SamplerVar));

#endif
   wiiu->shader->fs.size = GX2CalcFetchShaderSizeEx(2, GX2_FETCH_SHADER_TESSELLATION_NONE, GX2_TESSELLATION_MODE_DISCRETE);
   wiiu->shader->fs.program = MEM2_alloc(wiiu->shader->fs.size, GX2_SHADER_ALIGNMENT);
   GX2InitFetchShaderEx(&wiiu->shader->fs, (uint8_t*)wiiu->shader->fs.program,
                        sizeof(wiiu->shader->attribute_stream) /  sizeof(GX2AttribStream),
                        (GX2AttribStream*)&wiiu->shader->attribute_stream,
                        GX2_FETCH_SHADER_TESSELLATION_NONE, GX2_TESSELLATION_MODE_DISCRETE);
   GX2Invalidate(GX2_INVALIDATE_MODE_CPU_SHADER, wiiu->shader->fs.program, wiiu->shader->fs.size);
   GX2SetVertexShader(&wiiu->shader->vs);
   GX2SetPixelShader(&wiiu->shader->ps);
   GX2SetFetchShader(&wiiu->shader->fs);

   wiiu->position = MEM2_alloc(4 * sizeof(*wiiu->position), GX2_VERTEX_BUFFER_ALIGNMENT);
   wiiu_set_position(wiiu->position, &wiiu->color_buffer, 0, 0, wiiu->color_buffer.surface.width, wiiu->color_buffer.surface.height);

   wiiu->tex_coord = MEM2_alloc(4 * sizeof(*wiiu->tex_coord), GX2_VERTEX_BUFFER_ALIGNMENT);
   wiiu_set_tex_coords(wiiu->tex_coord, &wiiu->texture, 0, 0, wiiu->texture.surface.width, wiiu->texture.surface.height);

   GX2SetAttribBuffer(0, 4 * sizeof(*wiiu->position), sizeof(*wiiu->position), wiiu->position);
   GX2SetAttribBuffer(1, 4 * sizeof(*wiiu->tex_coord), sizeof(*wiiu->tex_coord), wiiu->tex_coord);

   wiiu->menu.position = MEM2_alloc(4 * sizeof(*wiiu->menu.position), GX2_VERTEX_BUFFER_ALIGNMENT);
   wiiu_set_position(wiiu->menu.position, &wiiu->color_buffer, 0, 0, wiiu->color_buffer.surface.width, wiiu->color_buffer.surface.height);

   wiiu->menu.tex_coord = MEM2_alloc(4 * sizeof(*wiiu->menu.tex_coord), GX2_VERTEX_BUFFER_ALIGNMENT);
   wiiu_set_tex_coords(wiiu->menu.tex_coord, &wiiu->menu.texture, 0, 0, wiiu->menu.texture.surface.width, wiiu->menu.texture.surface.height);

   /* init frame texture */
   memset(&wiiu->texture, 0, sizeof(GX2Texture));
   wiiu->texture.surface.width    = video->input_scale * RARCH_SCALE_BASE;
   wiiu->texture.surface.height   = video->input_scale * RARCH_SCALE_BASE;
   wiiu->texture.surface.depth    = 1;
   wiiu->texture.surface.dim      = GX2_SURFACE_DIM_TEXTURE_2D;
   wiiu->texture.surface.tileMode = GX2_TILE_MODE_LINEAR_ALIGNED;
   wiiu->texture.viewNumSlices    = 1;
   wiiu->rgb32 = video->rgb32;
   if(wiiu->rgb32)
   {
      wiiu->texture.surface.format   = GX2_SURFACE_FORMAT_UNORM_R8_G8_B8_A8;
      wiiu->texture.compMap          = GX2_COMP_SEL(_G, _B, _A, _1);
   }
   else
   {
      wiiu->texture.surface.format   = GX2_SURFACE_FORMAT_UNORM_R5_G6_B5;
      wiiu->texture.compMap          = GX2_COMP_SEL(_B, _G, _R, _1);
   }
   GX2CalcSurfaceSizeAndAlignment(&wiiu->texture.surface);
   GX2InitTextureRegs(&wiiu->texture);

   wiiu->texture.surface.image = MEM2_alloc(wiiu->texture.surface.imageSize,
                                 wiiu->texture.surface.alignment);
   memset(wiiu->texture.surface.image, 0x0, wiiu->texture.surface.imageSize);
   GX2Invalidate(GX2_INVALIDATE_MODE_CPU_TEXTURE, wiiu->texture.surface.image,
                 wiiu->texture.surface.imageSize);

   /* init menu texture */
   memset(&wiiu->menu.texture, 0, sizeof(GX2Texture));
   wiiu->menu.texture.surface.width    = 512;
   wiiu->menu.texture.surface.height   = 512;
   wiiu->menu.texture.surface.depth    = 1;
   wiiu->menu.texture.surface.dim      = GX2_SURFACE_DIM_TEXTURE_2D;
   wiiu->menu.texture.surface.format   = GX2_SURFACE_FORMAT_UNORM_R4_G4_B4_A4;
   wiiu->menu.texture.surface.tileMode = GX2_TILE_MODE_LINEAR_ALIGNED;
   wiiu->menu.texture.viewNumSlices    = 1;
   wiiu->menu.texture.compMap          = GX2_COMP_SEL(_A, _R, _G, _B);
   GX2CalcSurfaceSizeAndAlignment(&wiiu->menu.texture.surface);
   GX2InitTextureRegs(&wiiu->menu.texture);

   wiiu->menu.texture.surface.image = MEM2_alloc(wiiu->menu.texture.surface.imageSize,
                                      wiiu->menu.texture.surface.alignment);

   memset(wiiu->menu.texture.surface.image, 0x0, wiiu->menu.texture.surface.imageSize);
   GX2Invalidate(GX2_INVALIDATE_MODE_CPU_TEXTURE, wiiu->menu.texture.surface.image,
                 wiiu->menu.texture.surface.imageSize);

   /* init samplers */
   GX2InitSampler(&wiiu->sampler_nearest, GX2_TEX_CLAMP_MODE_CLAMP, GX2_TEX_XY_FILTER_MODE_POINT);
   GX2InitSampler(&wiiu->sampler_linear, GX2_TEX_CLAMP_MODE_CLAMP, GX2_TEX_XY_FILTER_MODE_LINEAR);

   /* set Texture and Sampler */
   GX2SetPixelTexture(&wiiu->texture, wiiu->shader->sampler.location);
   GX2SetPixelSampler(&wiiu->sampler_linear, wiiu->shader->sampler.location);

   /* clear leftover image */
   GX2ClearColor(&wiiu->color_buffer, 0.0f, 0.0f, 0.0f, 1.0f);
   GX2CopyColorBufferToScanBuffer(&wiiu->color_buffer, GX2_SCAN_TARGET_DRC);
   GX2CopyColorBufferToScanBuffer(&wiiu->color_buffer, GX2_SCAN_TARGET_TV);

   GX2SwapScanBuffers();
   GX2Flush();
   GX2WaitForVsync();

   GX2SetTVEnable(GX2_ENABLE);
   GX2SetDRCEnable(GX2_ENABLE);

   wiiu->keep_aspect   = true;
   wiiu->should_resize = true;
   wiiu->smooth        = video->smooth;
   wiiu->vsync         = video->vsync;
   GX2SetSwapInterval(!!video->vsync);

   wiiu->vp.x           = 0;
   wiiu->vp.y           = 0;
   wiiu->vp.width       = 854;
   wiiu->vp.height      = 480;
   wiiu->vp.full_width  = 854;
   wiiu->vp.full_height = 480;
   video_driver_set_size(&wiiu->vp.width, &wiiu->vp.height);

   float refresh_rate = 60.0f / 1.001f;
   driver_ctl(RARCH_DRIVER_CTL_SET_REFRESH_RATE, &refresh_rate);

   return wiiu;
}