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Move to SDL_RenderGeometryRaw prototype with separate xy/uv/color pointer parameters

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Sylvain
2021-04-01 09:49:16 +02:00
committed by Sylvain Becker
parent 111c70e141
commit e481261173
8 changed files with 167 additions and 67 deletions
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35
src/render/opengl/SDL_render_gl.c
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@@ -1054,7 +1054,9 @@ GL_QueueCopyEx(SDL_Renderer * renderer, SDL_RenderCommand *cmd, SDL_Texture * te
static int
GL_QueueGeometry(SDL_Renderer *renderer, SDL_RenderCommand *cmd, SDL_Texture *texture,
SDL_Vertex *vertices, int num_vertices, int *indices, int num_indices, float scale_x, float scale_y)
const float *xy, int xy_stride, const int *color, int color_stride, const float *uv, int uv_stride,
int num_vertices, const void *indices, int num_indices, int size_indice,
float scale_x, float scale_y)
{
GL_TextureData *texturedata = NULL;
int i;
@@ -1074,19 +1076,32 @@ GL_QueueGeometry(SDL_Renderer *renderer, SDL_RenderCommand *cmd, SDL_Texture *te
cmd->data.draw.count = count;
for (i = 0; i < count; i++) {
SDL_Vertex *v = &vertices[indices ? indices[i] : i];
int j;
if (size_indice == 4) {
j = ((const Uint32 *)indices)[i];
} else if (size_indice == 2) {
j = ((const Uint16 *)indices)[i];
} else if (size_indice == 1) {
j = ((const Uint8 *)indices)[i];
} else {
j = i;
}
*(verts++) = v->position.x * scale_x;
*(verts++) = v->position.y * scale_y;
float *xy_ = (float *)((char*)xy + j * xy_stride);
SDL_Color col_ = *(SDL_Color *)((char*)color + j * color_stride);
*(verts++) = v->color.r * inv255f;
*(verts++) = v->color.g * inv255f;
*(verts++) = v->color.b * inv255f;
*(verts++) = v->color.a * inv255f;
*(verts++) = xy_[0] * scale_x;
*(verts++) = xy_[1] * scale_y;
*(verts++) = col_.r * inv255f;
*(verts++) = col_.g * inv255f;
*(verts++) = col_.b * inv255f;
*(verts++) = col_.a * inv255f;
if (texture) {
*(verts++) = v->tex_coord.x * texturedata->texw;
*(verts++) = v->tex_coord.y * texturedata->texh;
float *uv_ = (float *)((char*)uv + j * uv_stride);
*(verts++) = uv_[0] * texturedata->texw;
*(verts++) = uv_[1] * texturedata->texh;
}
}
return 0;