Add support for vertex and geometry shader textures

src/gpu/vk/GrVkCaps.cpp

Index: src/gpu/vk/GrVkCaps.cpp
diff --git a/src/gpu/vk/GrVkCaps.cpp b/src/gpu/vk/GrVkCaps.cpp
index d8ac8757e5c378315dd14b45f58a764634e47c2c..f0b593de546f83519f398ae2230acb3ea88d76df 100644
--- a/src/gpu/vk/GrVkCaps.cpp
+++ b/src/gpu/vk/GrVkCaps.cpp
@@ -39,25 +39,19 @@ GrVkCaps::GrVkCaps(const GrContextOptions& contextOptions, const GrVkInterface*
 
     fShaderCaps.reset(new GrGLSLCaps(contextOptions));
 
-    /**************************************************************************
-    * GrVkCaps fields
-    **************************************************************************/
-    fMaxSampledTextures = 16; // Spec requires a minimum of 16 sampled textures per stage
-
     this->init(contextOptions, vkInterface, physDev);
 }
 
 void GrVkCaps::init(const GrContextOptions& contextOptions, const GrVkInterface* vkInterface,
                     VkPhysicalDevice physDev) {
+    VkPhysicalDeviceProperties properties;
+    GR_VK_CALL(vkInterface, GetPhysicalDeviceProperties(physDev, &properties));
 
-    this->initGLSLCaps(vkInterface, physDev);
+    this->initGLSLCaps(vkInterface, physDev, properties);
     this->initConfigTexturableTable(vkInterface, physDev);
     this->initConfigRenderableTable(vkInterface, physDev);
     this->initStencilFormats(vkInterface, physDev);
 
-    VkPhysicalDeviceProperties properties;
-    GR_VK_CALL(vkInterface, GetPhysicalDeviceProperties(physDev, &properties));
-
     // We could actually querey and get a max size for each config, however maxImageDimension2D will
     // give the minimum max size across all configs. So for simplicity we will use that for now.
     fMaxRenderTargetSize = properties.limits.maxImageDimension2D;
@@ -65,9 +59,6 @@ void GrVkCaps::init(const GrContextOptions& contextOptions, const GrVkInterface*
 
     this->initSampleCount(properties);
 
-    fMaxSampledTextures = SkTMin(properties.limits.maxPerStageDescriptorSampledImages,
-                                 properties.limits.maxPerStageDescriptorSamplers);
-
     this->applyOptionsOverrides(contextOptions);
     // need to friend GrVkCaps in GrGLSLCaps.h
     // GrGLSLCaps* glslCaps = static_cast<GrGLSLCaps*>(fShaderCaps.get());
@@ -105,7 +96,8 @@ void GrVkCaps::initSampleCount(const VkPhysicalDeviceProperties& properties) {
     fMaxStencilSampleCount = get_max_sample_count(stencilSamples);
 }
 
-void GrVkCaps::initGLSLCaps(const GrVkInterface* interface, VkPhysicalDevice physDev) {
+void GrVkCaps::initGLSLCaps(const GrVkInterface* interface, VkPhysicalDevice physDev,
+                            const VkPhysicalDeviceProperties& properties) {
     GrGLSLCaps* glslCaps = static_cast<GrGLSLCaps*>(fShaderCaps.get());
     // TODO: actually figure out a correct version here
     glslCaps->fVersionDeclString = "#version 140\n";
@@ -122,6 +114,14 @@ void GrVkCaps::initGLSLCaps(const GrVkInterface* interface, VkPhysicalDevice phy
     }
 
     glslCaps->fShaderDerivativeSupport = true;
+
+    glslCaps->fMaxVertexSamplers =
+    glslCaps->fMaxGeometrySamplers =
+    glslCaps->fMaxFragmentSamplers = SkTMin(properties.limits.maxPerStageDescriptorSampledImages,
+                                            properties.limits.maxPerStageDescriptorSamplers);
+    glslCaps->fMaxCombinedSamplers = SkTMin(properties.limits.maxDescriptorSetSampledImages,
+                                            properties.limits.maxDescriptorSetSamplers);
+
 }
 
 static void format_supported_for_feature(const GrVkInterface* interface,