Vulkan: support multiple updates for a ssbo (#126)

Multiple updates for a SSBO can be used for appending more data to
the SSBO and updating the SSBO.

Fixes #100 

1 files changed, 167 insertions, 0 deletions

diff --git a/tests/cases/multiple_ssbo_update_with_graphics_pipeline.amber b/tests/cases/multiple_ssbo_update_with_graphics_pipeline.amber
new file mode 100644
index 0000000..6205b30
--- /dev/null
+++ b/tests/cases/multiple_ssbo_update_with_graphics_pipeline.amber
@@ -0,0 +1,167 @@
+# Copyright 2018 The Amber Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+[vertex shader]
+#version 430
+
+layout(location = 0) in vec4 position;
+layout(location = 1) in vec4 vert_color;
+layout(location = 0) out vec4 frag_color;
+
+layout(set = 0, binding = 0) buffer block0 {
+  vec4 addon0;
+  vec4 addon1;
+};
+
+layout(set = 1, binding = 0) buffer block1 {
+  float data_set1_binding0[11];
+  float data_set1_binding0_result[11];
+};
+
+layout(set = 1, binding = 2) buffer block2 {
+  float data_set1_binding2[11];
+  float data_set1_binding2_result[11];
+};
+
+layout(set = 2, binding = 1) buffer block3 {
+  float data_set2_binding1[11];
+  float data_set2_binding1_result[11];
+};
+
+layout(set = 2, binding = 3) buffer block4 {
+  float data_set2_binding3[11];
+  float data_set2_binding3_result[11];
+};
+
+void main() {
+  gl_Position = position;
+  frag_color = vert_color + (addon0 + addon1) / 2.0f;
+
+  for (int i = 0; i < 11; ++i) {
+    data_set1_binding0_result[i] = data_set1_binding2[i];
+    data_set1_binding2_result[i] = data_set2_binding1[i];
+    data_set2_binding1_result[i] = data_set2_binding3[i];
+    data_set2_binding3_result[i] = data_set1_binding0[i];
+  }
+}
+
+[fragment shader]
+#version 430
+
+layout(location = 0) in vec4 frag_color;
+layout(location = 0) out vec4 final_color;
+
+void main() {
+  final_color = frag_color;
+}
+
+[vertex data]
+#      position                   vert_color
+0/R32G32_SFLOAT        1/R32G32B32A32_SFLOAT
+
+#      R32  G32         R32   G32    B32 B32
+      -1.0 -1.0         0.5  0.25  0.125   0
+       1.0  1.0         0.5  0.25  0.125   0
+      -1.0  1.0         0.5  0.25  0.125   0
+
+      -1.0 -1.0         0.5  0.25  0.125   0
+       1.0  1.0         0.5  0.25  0.125   0
+       1.0 -1.0         0.5  0.25  0.125   0
+
+[test]
+clear
+
+ssbo 0 subdata vec4  0 0.1 0.2 0.3 0.4
+ssbo 0 subdata vec4 16 0.9 0.8 0.7 0.6
+
+ssbo 1:0 subdata vec4  0 0.1 0.2 0.3 0.4
+ssbo 1:2 subdata vec4  0 0.1 0.2 0.3 0.4
+ssbo 2:1 subdata vec4  0 0.1 0.2 0.3 0.4
+ssbo 2:3 subdata vec4  0 0.1 0.2 0.3 0.4
+
+draw arrays TRIANGLE_LIST 0 6
+relative probe rect rgba (0.0, 0.0, 1.0, 1.0) (1.0, 0.75, 0.625, 0.5)
+
+
+
+ssbo 0 subdata vec4  0 0.5 0.5 0.25 1.0 \
+                       0.3 0.2 0.1  0.4 \
+                       0   0   0    0
+
+ssbo 1:0 subdata float 0 0.1 0.2  0.3  0.4 \
+                         0.5 0.6  0.7  0.8 \
+                         0.9 0.10 0.11     \
+                         0.1 0.2  0.3  0.4 \
+                         0.5 0.6  0.7  0.8 \
+                         0.9 0.10 0.11
+
+ssbo 1:2 subdata float 0 0.57 0.56 0.55 0.54 \
+                         0.53 0.52 0.51 0.50 \
+                         0.49 0.48 0.47      \
+                         0.57 0.56 0.55 0.54 \
+                         0.53 0.52 0.51 0.50 \
+                         0.49 0.48 0.47
+
+ssbo 2:1 subdata float 0 0.21 0.22 0.23 0.24 \
+                         0.25 0.26 0.27 0.28 \
+                         0.29 0.30 0.31      \
+                         0.21 0.22 0.23 0.24 \
+                         0.25 0.26 0.27 0.28 \
+                         0.29 0.30 0.31
+
+ssbo 2:3 subdata float 0 0.23  0.229 0.228 0.227 \
+                         0.226 0.225 0.224 0.223 \
+                         0.222 0.221 0.22        \
+                         0.23  0.229 0.228 0.227 \
+                         0.226 0.225 0.224 0.223 \
+                         0.222 0.221 0.22
+
+draw arrays TRIANGLE_LIST 0 6
+relative probe rect rgba (0.0, 0.0, 1.0, 1.0) (0.9, 0.6, 0.3, 0.7)
+
+probe ssbo float 1:0 0  ~= 0.1 0.2  0.3  0.4 \
+                           0.5 0.6  0.7  0.8 \
+                           0.9 0.10 0.11
+probe ssbo float 1:0 44 ~= 0.57 0.56 0.55 0.54 \
+                           0.53 0.52 0.51 0.50 \
+                           0.49 0.48 0.47
+
+probe ssbo float 1:2 0  ~= 0.57 0.56 0.55 0.54 \
+                           0.53 0.52 0.51 0.50 \
+                           0.49 0.48 0.47
+probe ssbo float 1:2 44 ~= 0.21 0.22 0.23 0.24 \
+                           0.25 0.26 0.27 0.28 \
+                           0.29 0.30 0.31
+
+probe ssbo float 2:1 0  ~= 0.21 0.22 0.23 0.24 \
+                           0.25 0.26 0.27 0.28 \
+                           0.29 0.30 0.31
+probe ssbo float 2:1 44 ~= 0.23  0.229 0.228 0.227 \
+                           0.226 0.225 0.224 0.223 \
+                           0.222 0.221 0.22
+
+probe ssbo float 2:3 0  ~= 0.23  0.229 0.228 0.227 \
+                           0.226 0.225 0.224 0.223 \
+                           0.222 0.221 0.22
+probe ssbo float 2:3 44 ~= 0.1 0.2  0.3  0.4 \
+                           0.5 0.6  0.7  0.8 \
+                           0.9 0.10 0.11
+
+
+
+ssbo 0 subdata float  8 \
+0.35 0.6 \
+0.1  0.4
+draw arrays TRIANGLE_LIST 0 6
+relative probe rect rgba (0.0, 0.0, 1.0, 1.0) (0.8, 0.7, 0.35, 0.5)