From bcf4f4de76197dbb88b884ce55b5e457ff2f79b0 Mon Sep 17 00:00:00 2001 From: Ben Skeggs Date: Mon, 19 Mar 2007 00:08:45 +1100 Subject: nouveau: avoid using uninitialised TexSrcUnit. --- src/mesa/drivers/dri/nouveau/nouveau_shader_0.c | 23 ++++++++++++++++++++++- 1 file changed, 22 insertions(+), 1 deletion(-) (limited to 'src/mesa') diff --git a/src/mesa/drivers/dri/nouveau/nouveau_shader_0.c b/src/mesa/drivers/dri/nouveau/nouveau_shader_0.c index 73c1f7c2a5..211483dc02 100644 --- a/src/mesa/drivers/dri/nouveau/nouveau_shader_0.c +++ b/src/mesa/drivers/dri/nouveau/nouveau_shader_0.c @@ -263,6 +263,23 @@ pass0_make_mask(GLuint mesa_mask) return mask; } +static GLboolean +pass0_opcode_is_tex(enum prog_opcode op) +{ + switch (op) { + case OPCODE_TEX: + case OPCODE_TXB: + case OPCODE_TXD: + case OPCODE_TXL: + case OPCODE_TXP: + return GL_TRUE; + default: + break; + } + + return GL_FALSE; +} + static nvsTexTarget pass0_make_tex_target(GLuint mesa) { @@ -721,7 +738,11 @@ pass0_translate_arith(nouveauShader *nvs, struct gl_program *prog, (inst->SaturateMode != SATURATE_OFF), src[0], src[1], src[2]); nvsinst->tex_unit = inst->TexSrcUnit; - nvsinst->tex_target = pass0_make_tex_target(inst->TexSrcTarget); + if (pass0_opcode_is_tex(inst->Opcode)) + nvsinst->tex_target = + pass0_make_tex_target(inst->TexSrcTarget); + else + nvsinst->tex_target = NVS_TEX_TARGET_UNKNOWN; ret = GL_TRUE; } else -- cgit v1.2.3