From e8f5c1a5e89fe43ddfa277d7392dcaf8ac1d6c88 Mon Sep 17 00:00:00 2001 From: Brian Paul Date: Tue, 9 Dec 2008 14:30:42 -0700 Subject: mesa: in slang linker, replace assertion with link error when max samplers exceeded --- src/mesa/shader/slang/slang_link.c | 24 ++++++++++++++++++------ 1 file changed, 18 insertions(+), 6 deletions(-) diff --git a/src/mesa/shader/slang/slang_link.c b/src/mesa/shader/slang/slang_link.c index 08d7540372..834f05176c 100644 --- a/src/mesa/shader/slang/slang_link.c +++ b/src/mesa/shader/slang/slang_link.c @@ -207,7 +207,7 @@ link_varying_vars(struct gl_shader_program *shProg, struct gl_program *prog) * This is basically a list/index of all uniforms found in either/both of * the vertex and fragment shaders. */ -static void +static GLboolean link_uniform_vars(struct gl_shader_program *shProg, struct gl_program *prog, GLuint *numSamplers) @@ -239,7 +239,10 @@ link_uniform_vars(struct gl_shader_program *shProg, /* Allocate a new sampler index */ GLuint sampNum = *numSamplers; GLuint oldSampNum = (GLuint) prog->Parameters->ParameterValues[i][0]; - assert(oldSampNum < MAX_SAMPLERS); + if (oldSampNum >= MAX_SAMPLERS) { + link_error(shProg, "Too many texture samplers"); + return GL_FALSE; + } samplerMap[oldSampNum] = sampNum; (*numSamplers)++; } @@ -265,6 +268,7 @@ link_uniform_vars(struct gl_shader_program *shProg, } } + return GL_TRUE; } @@ -560,10 +564,18 @@ _slang_link(GLcontext *ctx, } /* link uniform vars */ - if (shProg->VertexProgram) - link_uniform_vars(shProg, &shProg->VertexProgram->Base, &numSamplers); - if (shProg->FragmentProgram) - link_uniform_vars(shProg, &shProg->FragmentProgram->Base, &numSamplers); + if (shProg->VertexProgram) { + if (!link_uniform_vars(shProg, &shProg->VertexProgram->Base, + &numSamplers)) { + return; + } + } + if (shProg->FragmentProgram) { + if (!link_uniform_vars(shProg, &shProg->FragmentProgram->Base, + &numSamplers)) { + return; + } + } /*_mesa_print_uniforms(shProg->Uniforms);*/ -- cgit v1.2.3