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Change the batch if the GPU render state changes

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This commit is contained in:
Sam Lantinga 2025-11-09 14:57:03 -08:00
parent 3399bc600e
commit d29f368ca8
1 changed files with 6 additions and 3 deletions
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9
src/render/gpu/SDL_render_gpu.c
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@ -1248,6 +1248,7 @@ static bool GPU_RunCommandQueue(SDL_Renderer *renderer, SDL_RenderCommand *cmd,
SDL_RenderCommand *finalcmd = cmd;
SDL_RenderCommand *nextcmd;
SDL_BlendMode thisblend = cmd->data.draw.blend;
SDL_GPURenderState *thisrenderstate = cmd->data.draw.gpu_render_state;
for (nextcmd = cmd->next; nextcmd; nextcmd = nextcmd->next) {
const SDL_RenderCommandType nextcmdtype = nextcmd->command;
@ -1259,7 +1260,8 @@ static bool GPU_RunCommandQueue(SDL_Renderer *renderer, SDL_RenderCommand *cmd,
break; // can't go any further on this draw call, different render command up next.
} else if (nextcmd->data.draw.count != 2) {
break; // can't go any further on this draw call, those are joined lines
} else if (nextcmd->data.draw.blend != thisblend) {
} else if (nextcmd->data.draw.blend != thisblend ||
nextcmd->data.draw.gpu_render_state != thisrenderstate) {
break; // can't go any further on this draw call, different blendmode copy up next.
} else {
finalcmd = nextcmd; // we can combine copy operations here. Mark this one as the furthest okay command.
@ -1283,6 +1285,7 @@ static bool GPU_RunCommandQueue(SDL_Renderer *renderer, SDL_RenderCommand *cmd,
SDL_ScaleMode thisscalemode = cmd->data.draw.texture_scale_mode;
SDL_TextureAddressMode thisaddressmode_u = cmd->data.draw.texture_address_mode_u;
SDL_TextureAddressMode thisaddressmode_v = cmd->data.draw.texture_address_mode_v;
SDL_GPURenderState *thisrenderstate = cmd->data.draw.gpu_render_state;
const SDL_RenderCommandType thiscmdtype = cmd->command;
SDL_RenderCommand *finalcmd = cmd;
SDL_RenderCommand *nextcmd;
@ -1301,8 +1304,8 @@ static bool GPU_RunCommandQueue(SDL_Renderer *renderer, SDL_RenderCommand *cmd,
nextcmd->data.draw.texture_scale_mode != thisscalemode ||
nextcmd->data.draw.texture_address_mode_u != thisaddressmode_u ||
nextcmd->data.draw.texture_address_mode_v != thisaddressmode_v ||
nextcmd->data.draw.blend != thisblend) {
// FIXME should we check address mode too?
nextcmd->data.draw.blend != thisblend ||
nextcmd->data.draw.gpu_render_state != thisrenderstate) {
break; // can't go any further on this draw call, different texture/blendmode copy up next.
} else {
finalcmd = nextcmd; // we can combine copy operations here. Mark this one as the furthest okay command.