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@ -106,6 +106,7 @@ struct global_renderer_state { |
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bool have_samplers; |
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bool have_gles_khr_robustness; |
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bool have_arb_robustness; |
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bool have_arb_or_gles_ext_texture_buffer; |
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bool have_multisample; |
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bool have_ms_scaled_blit; |
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bool have_nv_prim_restart; |
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@ -3885,6 +3886,14 @@ int vrend_renderer_init(struct vrend_if_cbs *cbs, uint32_t flags) |
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fprintf(stderr,"WARNING: running without ARB/KHR robustness in place may crash\n"); |
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} |
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/* used for buffers that we want to texture from */ |
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if (epoxy_has_gl_extension("GL_ARB_texture_buffer_object")) { |
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vrend_state.have_arb_or_gles_ext_texture_buffer = true; |
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} |
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if (gles && epoxy_has_gl_extension("GL_EXT_texture_buffer")) { |
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vrend_state.have_arb_or_gles_ext_texture_buffer = true; |
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} |
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if (epoxy_has_gl_extension("GL_MESA_pack_invert")) |
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vrend_state.have_mesa_invert = true; |
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if (gl_ver >= 43 || epoxy_has_gl_extension("GL_ARB_vertex_attrib_binding")) |
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@ -4284,8 +4293,17 @@ int vrend_renderer_resource_create(struct vrend_renderer_resource_create_args *a |
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glBufferData(gr->target, args->width, NULL, GL_STREAM_DRAW); |
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} else if (args->target == PIPE_BUFFER && (args->bind & VREND_RES_BIND_SAMPLER_VIEW)) { |
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GLenum internalformat; |
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/*
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* On Desktop we use GL_ARB_texture_buffer_object on GLES we use |
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* GL_EXT_texture_buffer (it is in the ANDRIOD extension pack). |
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*/ |
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#if GL_TEXTURE_BUFFER != GL_TEXTURE_BUFFER_EXT |
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#error "GL_TEXTURE_BUFFER enums differ, they shouldn't." |
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#endif |
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/* need to check GL version here */ |
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if (epoxy_has_gl_extension("GL_ARB_texture_buffer_object")) { |
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if (vrend_state.have_arb_or_gles_ext_texture_buffer) { |
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gr->target = GL_TEXTURE_BUFFER; |
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glGenBuffersARB(1, &gr->id); |
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glBindBufferARB(gr->target, gr->id); |
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