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swrast: Remove unused clear code

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This commit is contained in:
Alexander von Gluck IV 2012-03-30 13:09:09 -05:00
parent 21e0911b7d
commit db8c0f96f6
2 changed files with 0 additions and 56 deletions
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52
src/add-ons/opengl/swrast/MesaSoftwareRenderer.cpp
View File

@ -99,13 +99,6 @@ MesaSoftwareRenderer::MesaSoftwareRenderer(BGLView* view, ulong options,
{
CALLED();
fClearColor[BE_RCOMP] = 0;
fClearColor[BE_GCOMP] = 0;
fClearColor[BE_BCOMP] = 0;
fClearColor[BE_ACOMP] = 0;
fClearIndex = 0;
fColorSpace = BScreen(GLView()->Window()).ColorSpace();
// We force single buffering for the time being
@ -548,51 +541,6 @@ MesaSoftwareRenderer::_UpdateState(gl_context* ctx, GLuint new_state)
}
void
MesaSoftwareRenderer::_ClearFront(gl_context* ctx)
{
CALLED();
MesaSoftwareRenderer* mr = (MesaSoftwareRenderer*)ctx->DriverCtx;
BGLView* bglview = mr->GLView();
assert(bglview);
BBitmap* bitmap = mr->fBitmap;
assert(bitmap);
GLuint* start = (GLuint*)bitmap->Bits();
size_t pixelSize = 0;
get_pixel_size_for(bitmap->ColorSpace(), &pixelSize, NULL, NULL);
const GLuint* clearPixelPtr = (const GLuint*)mr->fClearColor;
const GLuint clearPixel = B_LENDIAN_TO_HOST_INT32(*clearPixelPtr);
int x = ctx->DrawBuffer->_Xmin;
int y = ctx->DrawBuffer->_Ymin;
uint32 width = ctx->DrawBuffer->_Xmax - x;
uint32 height = ctx->DrawBuffer->_Ymax - y;
GLboolean all = (width == ctx->DrawBuffer->Width
&& height == ctx->DrawBuffer->Height);
if (all) {
const int numPixels = mr->fWidth * mr->fHeight;
if (clearPixel == 0) {
memset(start, 0, numPixels * pixelSize);
} else {
for (int i = 0; i < numPixels; i++) {
start[i] = clearPixel;
}
}
} else {
// XXX untested
start += y * mr->fWidth + x;
for (uint32 i = 0; i < height; i++) {
for (uint32 j = 0; j < width; j++) {
start[j] = clearPixel;
}
start += mr->fWidth;
}
}
}
GLboolean
MesaSoftwareRenderer::_RenderBufferStorage(gl_context* ctx,
struct gl_renderbuffer* render, GLenum internalFormat,

4
src/add-ons/opengl/swrast/MesaSoftwareRenderer.h
View File

@ -53,7 +53,6 @@ private:
GLsizei w, GLsizei h);
void _CheckResize();
static void _UpdateState(gl_context* ctx, GLuint newState);
static void _ClearFront(gl_context* ctx);
static void _Flush(gl_context *ctx);
struct swrast_renderbuffer* _NewRenderBuffer(bool front);
@ -83,9 +82,6 @@ private:
struct swrast_renderbuffer* fFrontRenderBuffer;
struct swrast_renderbuffer* fBackRenderBuffer;
GLchan fClearColor[4]; // buffer clear color
GLuint fClearIndex; // buffer clear color index
GLuint fWidth;
GLuint fHeight;
GLuint fNewWidth;