From 9d352270a705fd325fc8addf0d1830a7faa72a27 Mon Sep 17 00:00:00 2001
From: Sylvain <[EMAIL REDACTED]>
Date: Mon, 20 Sep 2021 16:40:47 +0200
Subject: [PATCH] OpenGLES: remove RenderCopy and RenderCopyEx from back-end
---
src/render/opengles/SDL_glesfuncs.h | 4 -
src/render/opengles/SDL_render_gles.c | 155 +-------------------------
2 files changed, 2 insertions(+), 157 deletions(-)
diff --git a/src/render/opengles/SDL_glesfuncs.h b/src/render/opengles/SDL_glesfuncs.h
index 4b74958e43..18d7540772 100644
--- a/src/render/opengles/SDL_glesfuncs.h
+++ b/src/render/opengles/SDL_glesfuncs.h
@@ -57,10 +57,6 @@ SDL_PROC(void, glViewport, (GLint, GLint, GLsizei, GLsizei))
SDL_PROC_OES(void, glBindFramebufferOES, (GLenum, GLuint))
SDL_PROC_OES(void, glFramebufferTexture2DOES, (GLenum, GLenum, GLenum, GLuint, GLint))
SDL_PROC_OES(GLenum, glCheckFramebufferStatusOES, (GLenum))
-SDL_PROC(void, glPushMatrix, (void))
-SDL_PROC(void, glTranslatef, (GLfloat, GLfloat, GLfloat))
-SDL_PROC(void, glRotatef, (GLfloat, GLfloat, GLfloat, GLfloat))
-SDL_PROC(void, glPopMatrix, (void))
SDL_PROC_OES(void, glDeleteFramebuffersOES, (GLsizei, const GLuint*))
/* vi: set ts=4 sw=4 expandtab: */
diff --git a/src/render/opengles/SDL_render_gles.c b/src/render/opengles/SDL_render_gles.c
index 4fa256ff43..cb06e13dd8 100644
--- a/src/render/opengles/SDL_render_gles.c
+++ b/src/render/opengles/SDL_render_gles.c
@@ -632,129 +632,6 @@ GLES_QueueFillRects(SDL_Renderer * renderer, SDL_RenderCommand *cmd, const SDL_F
return 0;
}
-static int
-GLES_QueueCopy(SDL_Renderer * renderer, SDL_RenderCommand *cmd, SDL_Texture * texture,
- const SDL_Rect * srcrect, const SDL_FRect * dstrect)
-{
- GLES_TextureData *texturedata = (GLES_TextureData *) texture->driverdata;
- GLfloat minx, miny, maxx, maxy;
- GLfloat minu, maxu, minv, maxv;
- GLfloat *verts = (GLfloat *) SDL_AllocateRenderVertices(renderer, 16 * sizeof (GLfloat), 0, &cmd->data.draw.first);
-
- if (!verts) {
- return -1;
- }
-
- cmd->data.draw.count = 1;
-
- minx = dstrect->x;
- miny = dstrect->y;
- maxx = dstrect->x + dstrect->w;
- maxy = dstrect->y + dstrect->h;
-
- minu = (GLfloat) srcrect->x / texture->w;
- minu *= texturedata->texw;
- maxu = (GLfloat) (srcrect->x + srcrect->w) / texture->w;
- maxu *= texturedata->texw;
- minv = (GLfloat) srcrect->y / texture->h;
- minv *= texturedata->texh;
- maxv = (GLfloat) (srcrect->y + srcrect->h) / texture->h;
- maxv *= texturedata->texh;
-
- *(verts++) = minx;
- *(verts++) = miny;
- *(verts++) = maxx;
- *(verts++) = miny;
- *(verts++) = minx;
- *(verts++) = maxy;
- *(verts++) = maxx;
- *(verts++) = maxy;
-
- *(verts++) = minu;
- *(verts++) = minv;
- *(verts++) = maxu;
- *(verts++) = minv;
- *(verts++) = minu;
- *(verts++) = maxv;
- *(verts++) = maxu;
- *(verts++) = maxv;
-
- return 0;
-}
-
-static int
-GLES_QueueCopyEx(SDL_Renderer * renderer, SDL_RenderCommand *cmd, SDL_Texture * texture,
- const SDL_Rect * srcquad, const SDL_FRect * dstrect,
- const double angle, const SDL_FPoint *center, const SDL_RendererFlip flip)
-{
- GLES_TextureData *texturedata = (GLES_TextureData *) texture->driverdata;
- GLfloat minx, miny, maxx, maxy;
- GLfloat centerx, centery;
- GLfloat minu, maxu, minv, maxv;
- GLfloat *verts = (GLfloat *) SDL_AllocateRenderVertices(renderer, 19 * sizeof (GLfloat), 0, &cmd->data.draw.first);
-
- if (!verts) {
- return -1;
- }
-
- centerx = center->x;
- centery = center->y;
-
- if (flip & SDL_FLIP_HORIZONTAL) {
- minx = dstrect->w - centerx;
- maxx = -centerx;
- }
- else {
- minx = -centerx;
- maxx = dstrect->w - centerx;
- }
-
- if (flip & SDL_FLIP_VERTICAL) {
- miny = dstrect->h - centery;
- maxy = -centery;
- }
- else {
- miny = -centery;
- maxy = dstrect->h - centery;
- }
-
- minu = (GLfloat) srcquad->x / texture->w;
- minu *= texturedata->texw;
- maxu = (GLfloat) (srcquad->x + srcquad->w) / texture->w;
- maxu *= texturedata->texw;
- minv = (GLfloat) srcquad->y / texture->h;
- minv *= texturedata->texh;
- maxv = (GLfloat) (srcquad->y + srcquad->h) / texture->h;
- maxv *= texturedata->texh;
-
- cmd->data.draw.count = 1;
-
- *(verts++) = minx;
- *(verts++) = miny;
- *(verts++) = maxx;
- *(verts++) = miny;
- *(verts++) = minx;
- *(verts++) = maxy;
- *(verts++) = maxx;
- *(verts++) = maxy;
-
- *(verts++) = minu;
- *(verts++) = minv;
- *(verts++) = maxu;
- *(verts++) = minv;
- *(verts++) = minu;
- *(verts++) = maxv;
- *(verts++) = maxu;
- *(verts++) = maxv;
-
- *(verts++) = (GLfloat) dstrect->x + centerx;
- *(verts++) = (GLfloat) dstrect->y + centery;
- *(verts++) = (GLfloat) angle;
-
- return 0;
-}
-
-#if SDL_HAVE_RENDER_GEOMETRY
static int
GLES_QueueGeometry(SDL_Renderer *renderer, SDL_RenderCommand *cmd, SDL_Texture *texture,
const float *xy, int xy_stride, const int *color, int color_stride, const float *uv, int uv_stride,
@@ -812,7 +689,6 @@ GLES_QueueGeometry(SDL_Renderer *renderer, SDL_RenderCommand *cmd, SDL_Texture *
}
return 0;
}
-#endif
static void
SetDrawState(GLES_RenderData *data, const SDL_RenderCommand *cmd)
@@ -1028,35 +904,13 @@ GLES_RunCommandQueue(SDL_Renderer * renderer, SDL_RenderCommand *cmd, void *vert
break;
}
- case SDL_RENDERCMD_COPY: {
- const GLfloat *verts = (GLfloat *) (((Uint8 *) vertices) + cmd->data.draw.first);
- SetCopyState(data, cmd);
- data->glVertexPointer(2, GL_FLOAT, 0, verts);
- data->glTexCoordPointer(2, GL_FLOAT, 0, verts + 8);
- data->glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
+ case SDL_RENDERCMD_COPY: /* unused */
break;
- }
- case SDL_RENDERCMD_COPY_EX: {
- const GLfloat *verts = (GLfloat *) (((Uint8 *) vertices) + cmd->data.draw.first);
- const GLfloat translatex = verts[16];
- const GLfloat translatey = verts[17];
- const GLfloat angle = verts[18];
- SetCopyState(data, cmd);
- data->glVertexPointer(2, GL_FLOAT, 0, verts);
- data->glTexCoordPointer(2, GL_FLOAT, 0, verts + 8);
-
- /* Translate to flip, rotate, translate to position */
- data->glPushMatrix();
- data->glTranslatef(translatex, translatey, 0.0f);
- data->glRotatef(angle, 0.0, 0.0, 1.0);
- data->glDrawArrays(GL_TRIANGLE_STRIP, 0, 4);
- data->glPopMatrix();
+ case SDL_RENDERCMD_COPY_EX: /* unused */
break;
- }
case SDL_RENDERCMD_GEOMETRY: {
-#if SDL_HAVE_RENDER_GEOMETRY
const GLfloat *verts = (GLfloat *) (((Uint8 *) vertices) + cmd->data.draw.first);
SDL_Texture *texture = cmd->data.draw.texture;
const size_t count = cmd->data.draw.count;
@@ -1079,7 +933,6 @@ GLES_RunCommandQueue(SDL_Renderer * renderer, SDL_RenderCommand *cmd, void *vert
data->glDrawArrays(GL_TRIANGLES, 0, (GLsizei) count);
data->glDisableClientState(GL_COLOR_ARRAY);
-#endif
break;
}
@@ -1312,11 +1165,7 @@ GLES_CreateRenderer(SDL_Window * window, Uint32 flags)
renderer->QueueDrawPoints = GLES_QueueDrawPoints;
renderer->QueueDrawLines = GLES_QueueDrawLines;
renderer->QueueFillRects = GLES_QueueFillRects;
- renderer->QueueCopy = GLES_QueueCopy;
- renderer->QueueCopyEx = GLES_QueueCopyEx;
-#if SDL_HAVE_RENDER_GEOMETRY
renderer->QueueGeometry = GLES_QueueGeometry;
-#endif
renderer->RunCommandQueue = GLES_RunCommandQueue;
renderer->RenderReadPixels = GLES_RenderReadPixels;
renderer->RenderPresent = GLES_RenderPresent;