Module: wine Branch: master Commit: a28980da5a83fe15be48bd4eb1bda98eb3520eaf URL: https://source.winehq.org/git/wine.git/?a=commit;h=a28980da5a83fe15be48bd4eb...
Author: Alex Henrie alexhenrie24@gmail.com Date: Wed Sep 11 21:06:10 2019 -0600
winex11: Factor out array access in ConvertAttribWGLtoGLX (scan-build).
Signed-off-by: Alex Henrie alexhenrie24@gmail.com Signed-off-by: Alexandre Julliard julliard@winehq.org
---
dlls/winex11.drv/opengl.c | 41 ++++++++--------------------------------- 1 file changed, 8 insertions(+), 33 deletions(-)
diff --git a/dlls/winex11.drv/opengl.c b/dlls/winex11.drv/opengl.c index ee28a1d790..7fb97f5f44 100644 --- a/dlls/winex11.drv/opengl.c +++ b/dlls/winex11.drv/opengl.c @@ -751,7 +751,7 @@ static const char *debugstr_fbconfig( GLXFBConfig fbconfig ) static int ConvertAttribWGLtoGLX(const int* iWGLAttr, int* oGLXAttr, struct wgl_pbuffer* pbuf) { int nAttribs = 0; unsigned cur = 0; - int pop; + int attr, pop; int drawattrib = 0; int nvfloatattrib = GLX_DONT_CARE; int pixelattrib = GLX_DONT_CARE; @@ -759,62 +759,53 @@ static int ConvertAttribWGLtoGLX(const int* iWGLAttr, int* oGLXAttr, struct wgl_ /* The list of WGL attributes is allowed to be NULL. We don't return here for NULL * because we need to do fixups for GLX_DRAWABLE_TYPE/GLX_RENDER_TYPE/GLX_FLOAT_COMPONENTS_NV. */ while (iWGLAttr && 0 != iWGLAttr[cur]) { - TRACE("pAttr[%d] = %x\n", cur, iWGLAttr[cur]); + attr = iWGLAttr[cur]; + TRACE("pAttr[%d] = %x\n", cur, attr); + pop = iWGLAttr[++cur];
- switch (iWGLAttr[cur]) { + switch (attr) { case WGL_AUX_BUFFERS_ARB: - pop = iWGLAttr[++cur]; PUSH2(oGLXAttr, GLX_AUX_BUFFERS, pop); TRACE("pAttr[%d] = GLX_AUX_BUFFERS: %d\n", cur, pop); break; case WGL_COLOR_BITS_ARB: - pop = iWGLAttr[++cur]; PUSH2(oGLXAttr, GLX_BUFFER_SIZE, pop); TRACE("pAttr[%d] = GLX_BUFFER_SIZE: %d\n", cur, pop); break; case WGL_BLUE_BITS_ARB: - pop = iWGLAttr[++cur]; PUSH2(oGLXAttr, GLX_BLUE_SIZE, pop); TRACE("pAttr[%d] = GLX_BLUE_SIZE: %d\n", cur, pop); break; case WGL_RED_BITS_ARB: - pop = iWGLAttr[++cur]; PUSH2(oGLXAttr, GLX_RED_SIZE, pop); TRACE("pAttr[%d] = GLX_RED_SIZE: %d\n", cur, pop); break; case WGL_GREEN_BITS_ARB: - pop = iWGLAttr[++cur]; PUSH2(oGLXAttr, GLX_GREEN_SIZE, pop); TRACE("pAttr[%d] = GLX_GREEN_SIZE: %d\n", cur, pop); break; case WGL_ALPHA_BITS_ARB: - pop = iWGLAttr[++cur]; PUSH2(oGLXAttr, GLX_ALPHA_SIZE, pop); TRACE("pAttr[%d] = GLX_ALPHA_SIZE: %d\n", cur, pop); break; case WGL_DEPTH_BITS_ARB: - pop = iWGLAttr[++cur]; PUSH2(oGLXAttr, GLX_DEPTH_SIZE, pop); TRACE("pAttr[%d] = GLX_DEPTH_SIZE: %d\n", cur, pop); break; case WGL_STENCIL_BITS_ARB: - pop = iWGLAttr[++cur]; PUSH2(oGLXAttr, GLX_STENCIL_SIZE, pop); TRACE("pAttr[%d] = GLX_STENCIL_SIZE: %d\n", cur, pop); break; case WGL_DOUBLE_BUFFER_ARB: - pop = iWGLAttr[++cur]; PUSH2(oGLXAttr, GLX_DOUBLEBUFFER, pop); TRACE("pAttr[%d] = GLX_DOUBLEBUFFER: %d\n", cur, pop); break; case WGL_STEREO_ARB: - pop = iWGLAttr[++cur]; PUSH2(oGLXAttr, GLX_STEREO, pop); TRACE("pAttr[%d] = GLX_STEREO: %d\n", cur, pop); break;
case WGL_PIXEL_TYPE_ARB: - pop = iWGLAttr[++cur]; TRACE("pAttr[%d] = WGL_PIXEL_TYPE_ARB: %d\n", cur, pop); switch (pop) { case WGL_TYPE_COLORINDEX_ARB: pixelattrib = GLX_COLOR_INDEX_BIT; break ; @@ -824,24 +815,20 @@ static int ConvertAttribWGLtoGLX(const int* iWGLAttr, int* oGLXAttr, struct wgl_ case WGL_TYPE_RGBA_UNSIGNED_FLOAT_EXT: pixelattrib = GLX_RGBA_UNSIGNED_FLOAT_BIT_EXT; break ; default: ERR("unexpected PixelType(%x)\n", pop); - pop = 0; } break;
case WGL_SUPPORT_GDI_ARB: /* This flag is set in a pixel format */ - pop = iWGLAttr[++cur]; TRACE("pAttr[%d] = WGL_SUPPORT_GDI_ARB: %d\n", cur, pop); break;
case WGL_DRAW_TO_BITMAP_ARB: /* This flag is set in a pixel format */ - pop = iWGLAttr[++cur]; TRACE("pAttr[%d] = WGL_DRAW_TO_BITMAP_ARB: %d\n", cur, pop); break;
case WGL_DRAW_TO_WINDOW_ARB: - pop = iWGLAttr[++cur]; TRACE("pAttr[%d] = WGL_DRAW_TO_WINDOW_ARB: %d\n", cur, pop); /* GLX_DRAWABLE_TYPE flags need to be OR'd together. See below. */ if (pop) { @@ -850,7 +837,6 @@ static int ConvertAttribWGLtoGLX(const int* iWGLAttr, int* oGLXAttr, struct wgl_ break;
case WGL_DRAW_TO_PBUFFER_ARB: - pop = iWGLAttr[++cur]; TRACE("pAttr[%d] = WGL_DRAW_TO_PBUFFER_ARB: %d\n", cur, pop); /* GLX_DRAWABLE_TYPE flags need to be OR'd together. See below. */ if (pop) { @@ -860,18 +846,15 @@ static int ConvertAttribWGLtoGLX(const int* iWGLAttr, int* oGLXAttr, struct wgl_
case WGL_ACCELERATION_ARB: /* This flag is set in a pixel format */ - pop = iWGLAttr[++cur]; TRACE("pAttr[%d] = WGL_ACCELERATION_ARB: %d\n", cur, pop); break;
case WGL_SUPPORT_OPENGL_ARB: - pop = iWGLAttr[++cur]; /** nothing to do, if we are here, supposing support Accelerated OpenGL */ TRACE("pAttr[%d] = WGL_SUPPORT_OPENGL_ARB: %d\n", cur, pop); break;
case WGL_SWAP_METHOD_ARB: - pop = iWGLAttr[++cur]; TRACE("pAttr[%d] = WGL_SWAP_METHOD_ARB: %#x\n", cur, pop); if (has_swap_method) { @@ -899,19 +882,16 @@ static int ConvertAttribWGLtoGLX(const int* iWGLAttr, int* oGLXAttr, struct wgl_ break;
case WGL_PBUFFER_LARGEST_ARB: - pop = iWGLAttr[++cur]; PUSH2(oGLXAttr, GLX_LARGEST_PBUFFER, pop); TRACE("pAttr[%d] = GLX_LARGEST_PBUFFER: %x\n", cur, pop); break;
case WGL_SAMPLE_BUFFERS_ARB: - pop = iWGLAttr[++cur]; PUSH2(oGLXAttr, GLX_SAMPLE_BUFFERS_ARB, pop); TRACE("pAttr[%d] = GLX_SAMPLE_BUFFERS_ARB: %x\n", cur, pop); break;
case WGL_SAMPLES_ARB: - pop = iWGLAttr[++cur]; PUSH2(oGLXAttr, GLX_SAMPLES_ARB, pop); TRACE("pAttr[%d] = GLX_SAMPLES_ARB: %x\n", cur, pop); break; @@ -919,8 +899,7 @@ static int ConvertAttribWGLtoGLX(const int* iWGLAttr, int* oGLXAttr, struct wgl_ case WGL_TEXTURE_FORMAT_ARB: case WGL_TEXTURE_TARGET_ARB: case WGL_MIPMAP_TEXTURE_ARB: - TRACE("WGL_render_texture Attributes: %x as %x\n", iWGLAttr[cur], iWGLAttr[cur + 1]); - pop = iWGLAttr[++cur]; + TRACE("WGL_render_texture Attributes: %x as %x\n", iWGLAttr[cur - 1], iWGLAttr[cur]); if (NULL == pbuf) { ERR("trying to use GLX_Pbuffer Attributes without Pbuffer (was %x)\n", iWGLAttr[cur]); } @@ -934,7 +913,7 @@ static int ConvertAttribWGLtoGLX(const int* iWGLAttr, int* oGLXAttr, struct wgl_ } break ; case WGL_FLOAT_COMPONENTS_NV: - nvfloatattrib = iWGLAttr[++cur]; + nvfloatattrib = pop; TRACE("pAttr[%d] = WGL_FLOAT_COMPONENTS_NV: %x\n", cur, nvfloatattrib); break ; case WGL_BIND_TO_TEXTURE_DEPTH_NV: @@ -944,26 +923,22 @@ static int ConvertAttribWGLtoGLX(const int* iWGLAttr, int* oGLXAttr, struct wgl_ case WGL_BIND_TO_TEXTURE_RECTANGLE_FLOAT_RG_NV: case WGL_BIND_TO_TEXTURE_RECTANGLE_FLOAT_RGB_NV: case WGL_BIND_TO_TEXTURE_RECTANGLE_FLOAT_RGBA_NV: - pop = iWGLAttr[++cur]; /** cannot be converted, see direct handling on * - wglGetPixelFormatAttribivARB * TODO: wglChoosePixelFormat */ break ; case WGL_FRAMEBUFFER_SRGB_CAPABLE_EXT: - pop = iWGLAttr[++cur]; PUSH2(oGLXAttr, GLX_FRAMEBUFFER_SRGB_CAPABLE_EXT, pop); TRACE("pAttr[%d] = GLX_FRAMEBUFFER_SRGB_CAPABLE_EXT: %x\n", cur, pop); break ;
case WGL_TYPE_RGBA_UNSIGNED_FLOAT_EXT: - pop = iWGLAttr[++cur]; PUSH2(oGLXAttr, GLX_RGBA_UNSIGNED_FLOAT_TYPE_EXT, pop); TRACE("pAttr[%d] = GLX_RGBA_UNSIGNED_FLOAT_TYPE_EXT: %x\n", cur, pop); break ; default: - FIXME("unsupported %x WGL Attribute\n", iWGLAttr[cur]); - cur++; + FIXME("unsupported %x WGL Attribute\n", attr); break; } ++cur;